Cobaltous
a. (正)钴的, 二价钴的\\n[建] (正)钴的, 二价钴的
🗣️ 情景例句
We have another event to attend on the same day.
那天我们有其他活动要参加。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
A 55-storey building went up in 1913, and in 1931 the Empire State Building was completed, then the tallest building in the world.
1913年一座55层高的大楼拔地而起。1931年帝国大厦竣工，这在当时是世界上最高的大厦。