1. Bruce engaged low gear and drove at a terrifying speed.
    布鲁斯接上了低档，开车速度令人害怕；

2. The two young men rented a house in the town and engaged two Negro women to be housekeepers.
    两个青年人在城里租了一所房子，请了两个黑人妇女做管家。

3. How many spiders are engaged in this work on our behalf?
    有多少蜘蛛在为我们效力呢？

4. She was engaged to a young man, a tenant of his.
    她和一个年轻人, 伯爵的一个佃户, 订了婚.

5. 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的研究，因此不保密对他们才有利。

6. I got engaged last month.
    我上个月订婚.

7. In so far as any inquiry is a secret one, it naturally limits all those engaged in carrying it out from effective contact with their fellow scientists either in other countries or in universities,
    任何一项研究都涉及到保密，那些从事科研的人员自然受到了限制。他们不能和其他国家、其他大学、

8. For one thing, being a problem gives you a certain identity, and that is one of the things the young are busily engaged in seeking.
    因为这至少使我得到了某种承认，这正是年轻人所热衷追求的。