ice-free port造句

例句与造句

1. Qinhuangdao is an ice - free port in north china and the biggest export port for energy resources . it is also a beautiful seaside tourist city
   秦皇岛是中国北部的一个不冻良港，是目前中国最大的能源输出港口，同时也是一个美丽的海滨旅游城市。
2. It's difficult to find ice-free port in a sentence. 用ice-free port造句挺难的