Soon, he became/got accustomed to the hot weather in the south. 很快，他就习惯了南方炎热的天气。 Accustomed to taking exercise every day, he had no difficulty climbing the mountain. 习惯了每天都锻炼，爬这座山他感到一点都不困难。

联想拓展

accustom v.使习惯于；使适应 accustom oneself/sb. to(doing) sth. 使自己/某人习惯于（做）某事 It took him a while to accustom himself to Chinese dishes. 他过了一段时间才习惯了中国菜。