🗣️ 情景例句
Fifteen minutes! Thank you. Good-bye.
十五分钟 ！谢谢 。再见。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。