Cesium oxide
[建] 氧化铯
🧩 词语组成解析
n. 铯\\n[化] 铯Cs
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Six words.
六个字。
Punctuality is the soul of business.
严守时间是办事情的重要原则。
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。