helicopter:n.直升机;vi.用直升飞机载送乘直升飞机;
helicopter的复数helicopters
The helicopter was already fuelled and ready to go.
直升机已加好油,准备起飞。
The helicopter rose into the air.
直升机升上了天空。
He is credited with inventing the first true helicopter.
他被认为是发明第一架真正的直升机的人。