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
Hello, operator.
喂， 接线生。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
I'm afraid I have some rather bad news for you.
我恐怕有些很坏的消息要告诉你。