We look forward to receiving your quotation very soon.

人类活动已经对生态系统造成严重破坏。

不懂得金钱价值的孩子最后在赚钱方面会有困难。

I dare say that the price we offer compare favorably with any quotation you can obtain elsewhere.

We'dliketoexpressourdesiretoestablishbusinessrelationshipwithyouonthebasisofquality,mutualbenefitandexchangeofneededgoods.