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flask    音标拼音: [fl'æsk]
n. 细颈瓶,烧瓶,小水瓶

细颈瓶,烧瓶,小水瓶

flask
n 1: bottle that has a narrow neck
2: the quantity a flask will hold [synonym: {flask}, {flaskful}]

Flask \Flask\ (fl[a^]sk or fl[.a]sk), n. [AS. flasce, flaxe;
akin to D. flesch, OHG. flasca, G. flasche, Icel. & Sw.
flaska, Dan. flaske, OF. flasche, LL. flasca, flasco; of
uncertain origin; cf. L. vasculum, dim. of vas a vessel, Gr.
fla`skh, fla`skwn, fla`skion. Cf. {Flagon}, {Flasket}.]
1. A small bottle-shaped vessel for holding fluids; as, a
flask of oil or wine.
[1913 Webster]

2. A narrow-necked vessel of metal or glass, used for various
purposes; as of sheet metal, to carry gunpowder in; or of
wrought iron, to contain quicksilver; or of glass, to heat
water in, etc.
[1913 Webster]

3. A bed in a gun carriage. [Obs.] --Bailey.
[1913 Webster]

4. (Founding) The wooden or iron frame which holds the sand,
etc., forming the mold used in a foundry; it consists of
two or more parts; viz., the cope or top; sometimes, the
cheeks, or middle part; and the drag, or bottom part. When
there are one or more cheeks, the flask is called a three
part flask, four part flask, etc.
[1913 Webster]

{Erlenmeyer flask}, a thin glass flask, flat-bottomed and
cone-shaped to allow of safely shaking its contents
laterally without danger of spilling; -- so called from
Erlenmeyer, a German chemist who invented it.

{Florence flask}. [From Florence in Italy.]
(a) Same as {Betty}, n., 3.
(b) A glass flask, round or pear-shaped, with round or
flat bottom, and usually very thin to allow of heating
solutions.

{Pocket flask}, a kind of pocket dram bottle, often covered
with metal or leather to protect it from breaking.
[1913 Webster]



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  • Welcome to Flask — Flask Documentation (3. 1. x)
    Flask is a lightweight WSGI web application framework It is designed to make getting started quick and easy, with the ability to scale up to complex applications Get started with Installation and then get an overview with the Quickstart
  • Installation — Flask Documentation (3. 1. x)
    Flask is now installed Check out the Quickstart or go to the Documentation Overview
  • Quickstart — Flask Documentation (3. 1. x) - Read the Docs
    When Flask starts its internal request handling it figures out that the current thread is the active context and binds the current application and the WSGI environments to that context (thread) It does that in an intelligent way so that one application can invoke another application without breaking
  • Tutorial — Flask Documentation (3. 1. x) - Read the Docs
    Check out the Quickstart for an overview of what Flask can do, then dive into the docs to find out more The tutorial only uses what’s provided by Flask and Python In another project, you might decide to use Extensions or other libraries to make some tasks simpler Flask is flexible
  • Project Layout — Flask Documentation (3. 1. x)
    Then follow the installation instructions to set up a Python virtual environment and install Flask for your project The tutorial will assume you’re working from the flask-tutorial directory from now on
  • Application Structure and Lifecycle — Flask Documentation (3. 1. x)
    Flask makes it pretty easy to write a web application But there are quite a few different parts to an application and to each request it handles Knowing what happens during application setup, serving, and handling requests will help you know what’s possible in Flask and how to structure your application
  • API — Flask Documentation (3. 1. x)
    This part of the documentation covers all the interfaces of Flask For parts where Flask depends on external libraries, we document the most important right here and provide links to the canonical documentation
  • Application Setup — Flask Documentation (3. 1. x)
    The most straightforward way to create a Flask application is to create a global Flask instance directly at the top of your code, like how the “Hello, World!” example did on the previous page While this is simple and useful in some cases, it can cause some tricky issues as the project grows





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