I would like to place an order for ten copies of this book.

这本书我想订购十册。

The city is going to place an order for a hundred and eighty-eight buses.

这个城市将下单订购188辆公交车。

We'd like to place an order.

我们想订货。

What if we place an order?

如果我们要是下订单呢？

I'd like to place an order for ten cars.

我想订购10辆汽车。