单词
helicopter
读音
ˈhelɪkɑːptər
美式
英式
词根
"Helicopter"由两个源自古希腊语的词根构成，分别是"helico"（旋转的）和"pter"（翼）。所以，它的字面意思就是"旋转的翼"。
释义
n. 直升飞机 vi. 乘直升飞机 vt. 由直升机运送 [ 复数 helicopters 第三人称单数 helicopters 现在分词 helicoptering 过去式 helicoptered 过去分词 helicoptered ]
例句
The helicopter rose into the air.
直升机升上了天空。
The helicopter crashed to earth nearby.
直升机坠毁在附近的地面上。
They were eventually rescued by helicopter.
他们最后被直升机救走了。
The helicopter rose into the air.
直升机升上了天空。
The helicopter crashed to earth nearby.
直升机坠毁在附近的地面上。
They were eventually rescued by helicopter.
他们最后被直升机救走了。
强化记忆
想象一部旋翼在头顶旋转的直升机，它像一顶旋转的帽子挡住了头顶的阳光。阳光的形状和旋翼是一样的 - helical。这个画面有助于你记住单词"helicopter"。"Helicopter"这个词源于19世纪，当时的科学家用这个词来形容他们设计的带有旋转翼片的未来飞行器。然而，直到20世纪50年代，直升机才在商业和军事领域中广泛被应用。
看视频学发音
[Motaba River Valley, Zaire](Helicopter rotors whirring)Well, that's quite impressive.
Then my journey to my father took an unimaginable turn.(Video) (Helicopter hovering)(Sirens wailing)
as he pointed out to the police helicopter hovering above us."It's a helicopter!It's here to photograph you with big cameras,
as to who is an "us" and who is a "them."He landed his helicopterin between some surviving villagers and American soldiers
and he and a comrade were making their wayto a medevac helicopter.And what was remarkable about this day
所属分类
大学,出国,专升本-自考,专四专八,其他
所在词典
