Sectional area
[化] 截面积
🧩 词语组成解析
sectional
['sɛkʃənl]
adj. 拼合而成的;局部的;部分（地区）的;断面的;
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
Don't be mixed up in such business.
不要跟这种事有所关连。
Thank you for your favour.
谢谢你的爱护。
You've done very well and made lots of progress.
你功课学得很好，进步很大。