Centival
[机] 百分浓度单位
🗣️ 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你们还有10号早上7点半去香港的机票吗？
A proper amount of exercise contributes to good health.
适度的运动有益于健康。
Reading is only a partial solution,
看书只能解决部分问题。