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bulb    音标拼音: [b'ʌlb]
n. 灯泡;球状物

灯泡;球状物

bulb
灯泡

bulb
灯泡

bulb
n 1: a modified bud consisting of a thickened globular
underground stem serving as a reproductive structure
2: electric lamp consisting of a transparent or translucent
glass housing containing a wire filament (usually tungsten)
that emits light when heated by electricity [synonym: {light
bulb}, {lightbulb}, {bulb}, {incandescent lamp}, {electric
light}, {electric-light bulb}]
3: a rounded part of a cylindrical instrument (usually at one
end); "the bulb of a syringe"
4: anything with a round shape resembling a teardrop
5: lower or hindmost part of the brain; continuous with spinal
cord; (`bulb' is an old term for medulla oblongata); "the
medulla oblongata is the most vital part of the brain because
it contains centers controlling breathing and heart
functioning" [synonym: {medulla oblongata}, {medulla}, {bulb}]
6: a rounded dilation or expansion in a canal or vessel or organ

Bulb \Bulb\, v. i.
To take the shape of a bulb; to swell.
[1913 Webster]


Bulb \Bulb\ (b[u^]lb), n. [L. bulbus, Gr. bolbo`s: cf. F.
bulbe.]
1. (Bot.) A spheroidal body growing from a plant either above
or below the ground (usually below), which is strictly a
bud, consisting of a cluster of partially developed
leaves, and producing, as it grows, a stem above, and
roots below, as in the onion, tulip, etc. It differs from
a corm in not being solid.
[1913 Webster]

2. (Anat.) A name given to some parts that resemble in shape
certain bulbous roots; as, the bulb of the aorta.
[1913 Webster]

{Bulb of the eye}, the eyeball.

{Bulb of a hair}, the "root," or part whence the hair
originates.

{Bulb of the spinal cord}, the medulla oblongata, often
called simply bulb.

{Bulb of a tooth}, the vascular and nervous papilla contained
in the cavity of the tooth.
[1913 Webster]

3. An expansion or protuberance on a stem or tube, as the
bulb of a thermometer, which may be of any form, as
spherical, cylindrical, curved, etc. --Tomlinson.
[1913 Webster]

3. a {light bulb}.
[1913 Webster]


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  • A Digital Portfolio for Everyone | bulb
    Use bulb as a space to set goals, capture growth, and keep a living library of classwork Then, use your portfolios to demonstrate expertise, soft skills, and achievements when applying for internships and colleges See how you can use bulb digital portfolios for K-12 and Higher Education
  • A Digital Portfolio for K-12 students - bulb
    Use bulb as an online platform to share materials, organize lesson plans, and create templates for students Utilize features like assignments, groups, and the admin dashboard to provide structure and streamline your classroom experience
  • About us | bulb digital portfolios + resumes
    bulb is a digital portfolio platform that enables users to showcase their work, skills, and achievements in a visually engaging, shareable way With customizable templates and intuitive tools, bulb supports educators, students, and professionals in telling their stories, building their digital presence, and demonstrating their competence
  • Professional digital resumes - bulb
    With bulb’s integrated portfolio + resume, professionals can demonstrate growth achievements, contextualize skills, and provide evidence to put their best foot forward to get the job, raise, or promotion
  • Blog | bulb
    Welcome to the bulb blog, a place where you can learn, discover, and become inspired Explore a variety of articles about digital portfolio dos and don’ts, user success stories, and thought pieces Or check out our newsroom and bulbLibrary !
  • Digital Portfolios and a Student’s Remote Learning Journey - bulb
    A digital portfolio is where learning comes together bulb integrates with 1900+ apps, helping students embed their research and content to show process and progression For example, here are some ways bulb users bring their learning together:
  • 7 Reasons Students Need a Digital Portfolio - bulb
    5 Identify learning methods Traditionally, students are not taught in a classroom setting how to identify their learning style It takes time and consistent effort and resources to discover how a student learns best
  • How to Make Capstone Projects in a Digital Portfolio - bulb
    Need to get through 30 presentations in one day? Don’t do the USB cable projector dance Present from the same platform on any device The only requirement is having access to the internet When your presentation is built in bulb, it’s available from anywhere Simply access it using your secure log-in and password Use images Images say a
  • MacMillan - bulb
    bulb helps students practice soft skills like creativity and critical thinking bulb helps teachers measure competency with alternative assessments Once you create your account you will get instructions on how to create groups within bulb
  • Digital Portfolio for Education | Higher Ed - bulb
    With a cutting edge bulb portfolio + resume, educators and students can demonstrate growth, contextualize their skills, and use their unique voice to explore and show the world who they truly are A digital portfolio will make you a better instructor and a better student





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