Validacin
有效霉素
🗣️ 情景例句
This career move is a step in the right direction.
这次变动是你在事业上的一次迈进。
The first several months were a difficult time.
所以头几个月过得有些艰难。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。