我们的培训课程学生数量不会超过二十人。

Wǒmen de péixùn kèchéng xuéshēng shùliàng búhuì chāoguò èrshí rén.

The quantity of students in our training courses cannot exceed twenty.

请检查一下货物的数量。

Qǐng jiǎnchá yíxià huòwù de shùliàng.

Please check the quantity of the goods.

最近病人的数量不断增多，医院的床位已经差不多满了。

Zuìjìn bìngrén de shùliàng bùduàn zēngduō, yīyuàn de chuángwèi yǐjīng chàbuduō mǎn le.

Recently the quantity of sick people has constantly increased, hospital beds are almost full.