努力抑制

Jimmy kept his feelings under with an effort.

吉米制住自己感情。

She tried with all her might to bridle her resentment.

制住自己怨恨。

You can imagine her mixed emotions while striving to stifle her amusement and at the same time to understand that the poor rushee had never smoked before.

一方面，制着自己，不让自己笑出声来；另一方面，又深深地理解这个可怜生──以前从未吸过烟。

The city has made a concerted effort to curb pollution, clean up and pedestrianize the streets, spiff up the museums, build a new airport and invest in one of Europe's better public-transit systems.

城市已经一致去制污染，街道被打扫干净，划分了行人区，整洁了博物馆，建设了一个场及投资建设欧洲其中一个较好公共交通系统。