1. A year off, away from home, can be costly. 一年假期,离开家里,可能会花费很多。
2. These buildings are costly and require a lot of engineers to build them but the result is worth it. 这些建筑物是昂贵的而且需要大量的工程师建立他们但那结果是值得的。
3. This is the city's official, and costly, trash bag, which must be purchased from the government at about 5 Swiss francs, or $4. 25 apiece, depending on size. 「苏黎袋」就是这个城市昂贵的专用垃圾袋,必须向政府购买,根据大小不同,每个大概要5瑞士法郎,相当于4。25美元。
英英解释
adj.
1. entailing great loss or sacrifice
2. having a high price