Improvments
(improvment 的复数) 改进
🗣️ 情景例句
Gemma, sit. Gemma
Gemma,坐,Gemma,
If you sell the cow, you sell her milk too.
蚀了本也输了利。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。