- 1吸力、吸附作用
The process of removing air (or liquid) from a space to create a difference in pressure, which pulls things in or makes them stick — like a vacuum cleaner using suction to pull in dust, or a suction cup sticking to a wall because the air behind it has been pushed out.
From the word’s history
From Latin sūctiō, from sūctus, past participle of sūgō 'to suck'.
來自拉丁文 sūctiō，源自 sūgō「吸」。
組成from Latin sugere, to suck, + -tion (the noun ending for an action).
同家族的字
- suckboth relate to the idea of sucking, though suction came into English through Latin
原始詞典資料7 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
suctionnoun/ˈsʌkʃən/
- 1
natural-sciencesphysical-sciencesphysicsA force which pushes matter from one space into another because the pressure inside the second space is lower than the pressure in the first.
- 2
natural-sciencesphysical-sciencesphysicsA force holding two objects together because the pressure in the space between the items is lower than the pressure outside that space.
- 3
The process of creating an imbalance in pressure to draw matter from one place to another.
- The first-named group — the insects that live by suction — include the scale insects, aphides, and sucking bugs[…]
- 4
dentistrymedicinesciencesA device for removing saliva from a patient's mouth during dental operations, a saliva ejector.
- 5
informalinfluence; "pull".
- He's got some kind of suction with the Mayor's office.
suctionverb/ˈsʌkʃən/
- 1
To create an imbalance in pressure between one space and another in order to draw matter between the spaces.
- 2
To draw out the contents of a space.
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。