- 释义：
- n. 直升机
- 构词：
- helic螺旋+opt选择+er表名词→选择螺旋上升
- 例句：
-
The helicopter was hovering about 100 metres above the pad.
直升机在离发射台一百米的上空盘旋.
换一句
-
The remote desert area is accessible only by helicopter.
只有乘直升机才能进入那遥远的荒漠地区.
换一句
-
The helicopter lifted up the steel pylon, transported it to the site, and dropped it gently into place.
直升飞机把高压电缆铁塔吊起, 运至工地, 然后轻轻放下使之就位.
换一句