Tin difluoride
[机] 氟化亚锡
🧩 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;
二氟化物
🗣️ 情景例句
Do we have to bag our own groceries?
我必须自己装我们买的商品吗？
Sometimes the snow was so deep we could tunnel through it.
偶尔雪会积到可以造隧道那般的深度。
It's time I went and picked up my little girl from school.
我该去学校接我的小女儿了。