🗣️ 情景例句
then I've got to do some thinking about
那么我就必须考虑考虑
Penny and penny laid up will be many.
积少成多。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。