重點講解:
1. be better off doing sth. (用于建議)不如,最好;
If you've got bags you're better off taking a taxi.
你要是大包小包的,不如打的算了 。
2. at first 最初;起初;開始時;
At first, he seemed surprised by my questions.
起初,他似乎對我的問題感到驚訝 。
3. little by little 逐漸地;一點一點地;
In the beginning he had felt well, but little by little he was becoming weaker.
一開始他感覺很好,但慢慢地就變虛弱了 。
4. be content to do sth. 愿意;
I was content to wait.
我愿意等候 。
adj. 經常的,不變的
n. 常數,恒量