Reduction of crosssection area
[化] 断面收缩率
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
Sorry to be a pest.
不好意思打扰你。
You've got to do something.
你一定要想办法。
Maori children are taught at an early age what to do when they come to the marae.
毛利儿童小小年约就要去庥会地参加集会，被教会该做什么。