galvanized common round iron wire nail

例句：

1. 1. The fence around the gardenis made of galvanized iron.
   花园周围的篱笆是用镀锌铁制成的。
2. 2. The constructionworkers used galvanized steel for thenew building.
   建筑工人用镀锌钢建造了新大楼。
3. 3. Galvanized iron is moredurable than uncoated iron.
   镀锌铁比未涂层铁更耐用。