Dinaphthylmethane
二萘甲烷
🗣️ 情景例句
Good. How much is the fare?
好。车费多少？
Nature, time, and patience are the three great physicians.
自然，时间和耐心，是三大伟大的医生。
He knew it would not prove difficult in such a small village.
他知道在这样一个小村庄里抓住小偷并不困难。