“卸下”的英语？

这些补给要卸下来装上直升机。The supplies need to be offloaded and put on helicopters.船只必须在指定的港口把捕到的鱼卸下。The vessels will have to land their catch at designated ports.先松开螺母，然后卸下车轮。First loosen the nuts, then take off the wheel....

“卸下”的拼音为：xiè xia...