Basofor
[化] 沉淀硫酸钡
🗣️ 情景例句
I couldn't be more sure, Susan.
我再确定不过了， Susan。
You go first. I'll catch up later.
你先走，我随后就到。
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。