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
I've been busy all day.
我今天一整天都非常忙。
To ruin a brand-new car
毁坏了新车
What do you have to do round the house when you're at home?
你在家时得做些什么家务事？