Samaric hydride
[化] 三氢化钐
🧩 词语组成解析
[化] 三价钐
[医] 氢化物
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
Opportunity only knocks once.
机不可失，时不再来。
Were you at butcher's, too?
您也在肉店里吗？