Tin tetraethide
[化] 四乙基锡
🧩 词语组成解析
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;
四乙基金属
🗣️ 情景例句
Our fiftieth reunion?
是我们的五十年重聚？
You have also made some readjustment in your import and export business, have you?
你们的进出口贸易也有一些调整，对吗？
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。