Dicovalent carbon
[机] 二价碳
🧩 词语组成解析
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
Her social life got in the way of her studies.
她的社交活动妨碍了自己学业。
They can't pick up the small pieces with their fingers.
他们用手指拿不起小零件。