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
You and Mom haven't had dinner together with us
你和妈妈没有和我们一起吃晚餐
She will be happy to speak in French or Chinese to any of you.
她会很高兴与你们中的某个人讲法语或中文。
Though he kept throwing up his arms in despair, he readily accepted the $5 I have him.
虽然他绝望地举起双手，但他毫不迟疑地收下了我付给他的5镑钱。