Grain(ed) tin
[化] 粒状锡
🧩 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;
🗣️ 情景例句
Good. Do you have any back or knee problems?
好。你的背部和膝关节有什么毛病吗
Being the newest member of this committee is really difficult.
能成为这个集体的新成员是很难的。
Great. Would you please let me know when you have a race?
太好了。请告诉我你们什么时候比赛，好吗？