Barium fluochloride
[机] 氟氯化钡
🧩 词语组成解析
barium
[['bɛəriəm]]
n. 钡\\n[化] 钡Ba
🗣️ 情景例句
do I really have to
我是不是真的有必要
Where is immigration?
入境处在什么地方？
The nomads who made these markings lived by hunting and fishing during the last Ice Age which began about 35,000 B.C.and ended about 10,000 B.C.
这些痕迹是游牧人留下的，他们生活在从公元前约35，000年到公元前10，000年的冰川期的末期，以狩猎、捕鱼为生。