Bismuth tetroxide
[机] 四氧化二铋
🧩 词语组成解析
bismuth
['bizməθ]
n. 铋;
n. 四氧化物\\n[化] 四氧化物
🗣️ 情景例句
Can you tell me something about the student body?
谁是学生会主席？
No, I'd rather not watch television tonight.
不，今晚我不愿看电视。
She watched TV for half an hour after supper. Then she started her homework.
晚饭后她看了半小时电视。然后她开始做家庭作业。