Ammonium borofuoride

[機] 氘硼酸銨

?? 詞語組成解析

ammonium
n. 銨\\n[化] 銨

??? 情景例句

It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分,12歲以下的小孩30分。
He seems to have a lot of strange ideas.
他似乎有很多奇怪的想法。
Isn't there anyone at home?
家里沒有人嗎?
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