✅ 同义词
🗣️ 情景例句
She's been having a fling.
她曾经风流放纵过。
What's the price of that electric iron?
那个电熨斗的价格是多少？
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。