You can picture a bag of grey powder: on its own it just runs through your fingers, but add water and it turns into a paste you can pour or spread — and a few hours later that paste has set hard as stone, holding whatever it touched in one solid piece. That double move, soft first and permanently hard afterwards, is the picture the whole word grows from.
登入就可以看每一支怎麼連回核心畫面。
原始詞典資料11 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。
Cementname
- 1
A town in Oklahoma.
cementnoun/səˈmɛnt/
- 1
A powdered substance produced by firing (calcining) calcium carbonate (limestone) and clay that develops strong cohesive properties when mixed with water. The main ingredient of concrete.
- In the autumn there was a row at some cement works about the unskilled labour men. A union had just been started for them and all but a few joined. One of these blacklegs was laid for by a picket and knocked out of time.
- Indigenous bacteria, which naturally exist in specific environments, are being increasingly utilized in self-healing cement to promote calcite precipitation, a process that fills cracks and restores the material’s structural integrity [4,5].
- 2
The paste-like substance resulting from mixing such a powder with water, or the rock-like substance that forms when it dries.
- 3
Any material with strong adhesive and cohesive properties such as binding agents, glues, grout.
- 4
A bond of union; that which unites firmly, as persons in friendship or in society.
- the cement of our love
- 5
anatomymedicinesciencesThe layer of bone investing the root and neck of a tooth; cementum.
cementverb/səˈmɛnt/
- 1
To affix with cement.
- 2
To overlay or coat with cement.
- to cement a cellar floor
- 3
To unite firmly or closely.
- For they have entertained cause enough To draw their swords: but how the fear of us May cement their divisions and bind up The petty difference, we yet not know.
- Olympic Games. — Besides the ordinary confederacies that join independent states together, a singular federal bond is remarkable in the Olympic games, which for many ages cemented the Grecian commonwealths by a joint tie of recreation and religious ritual.
- 4
To repair.
- When neibors anger at a plea, / An' just as wud as wud can be, / How easy can the barley-bree / Cement the quarrel!
- 5
To make permanent.
- But friendſhip is a calm and ſedate affection, conducted by reaſon and cemented by habit; ſpringing from long acquaintance and mutual obligations; without jealouſies or fears; and without thoſe feveriſh fits of heat and cold, which cauſe ſuch an agreeable torment in the amorous paſſion.
- [Dele] Alli’s ability to break forward from midfield was a prominent feature and the 19-year-old must have gone a long way to cementing his place in the team.
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。