Osmic compound
[化] 四价锇化合物
🧩 词语组成解析
a. 锇的, 四价锇的\\n[医] 锇的
🗣️ 情景例句
Dogs make great pets, but don't leave them alone with small children.
狗是最好的宠物，但不要让狗和小孩子单独在一起。
He insisted that we all be in his office at one o'clock.
他要求大家一点钟到他的办公室。[大学英语四级]
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。