If you can meet our needs- to order 200 sets, we'll give you trade discount.
如果你能答应我方的要求--定200台,我们同意给你折扣。
When we talk about the universe, we mean the earth, the sun, the moon and the stars, and the space between them.
人们谈论宇宙时,是指地球、太阳、月亮、星星以及它们存在的空间。