Dialkyl tin
[化] 二烃基锡
🧩 词语组成解析
[机] 二烷基
tin
[tin]
n. 锡;罐头盒;马口铁;镀锡薄钢板;
adj. 锡制的;假冒的;无价值的;蹩脚的;
vt. 镀锡，包锡;给…包马口铁;包白铁;
🗣️ 情景例句
Fine. Are you buying a house
好的。你们是要买房子呢？
What's your nationality?
你是什么国籍？
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。