Calcium hydride
[化] 氢化钙
🧩 词语组成解析
[医] 氢化物
🗣️ 情景例句
I can't sing, dance or act, so how can I possibly get into the performing arts?
我不会唱歌、跳舞，不会演戏，怎么能进入娱乐界呢？
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
We have adopted much more flexible methods in our dealings.
我们在具体操作方法上灵活多了。