by helicopter
by helicopter 表示交通或运输方式,前面不加冠词,也不用复数。
The injured climber was rescued by helicopter.
受伤的登山者被直升机救起。
动力抹光机;翅果;花棍旋转动作;直升机(街舞动作);一种由一组或多组长旋翼驱动的飞行器,可悬停、任意方向移动(包括后退)或着陆,通常尾部有较小的旋翼用于稳定。
An aircraft lifted and propelled by overhead rotating blades, able to hover and move in any direction.
一种由一组或多组长旋翼驱动的飞行器,可悬停、任意方向移动(包括后退)或着陆,通常尾部有较小的旋翼用于稳定。
An aircraft that is borne along by one or more sets of long rotating blades which allow it to hover, move in any direction including reverse, or land; and typically having a smaller set of blades on its tail to stabilize the aircraft.
一种没有机翼的飞行器,依靠顶部旋翼旋转产生升力。
an aircraft without wings that obtains its lift from the rotation of overhead blades
一种带有旋转叶片的动力抹光机,用于摊铺混凝土。
A powered troweling machine with spinning blades used to spread concrete.
某些树木(如白蜡树、榆树和枫树)的带翼果实。
The winged fruit of certain trees, such as ash, elm, and maple.
一种用花棍表演的旋转技巧。
A whirling trick performed with devil sticks.
一种霹雳舞动作,舞者在地面旋转并伸展双腿,形似直升机旋翼。
A breakdance move in which the dancer spins on the floor while extending the legs to resemble the blades of a helicopter.
A helicopter hovered above the crowd, filming the event.
一架直升机在人群上方盘旋,拍摄这一活动。
用法提示:helicopter 在这里作名词,作句子的主语,指直升机。
The crew loaded the supplies onto the helicopter before takeoff.
机组人员在起飞前把物资装上直升机。
用法提示:helicopter 作介词 onto 的宾语,指直升机。
They reached the island by helicopter in under an hour.
他们在不到一小时内乘直升机到达了那座岛。
用法提示:helicopter 在 by helicopter 中作名词,表示乘坐直升机这种交通方式。
by helicopter 表示交通或运输方式,前面不加冠词,也不用复数。
The injured climber was rescued by helicopter.
受伤的登山者被直升机救起。
helicopter 是可数名词,单数形式前通常要加 a/an 或 the。
A helicopter landed on the roof of the hospital.
一架直升机降落在医院楼顶上。
helicopter 可直接放在名词前作定语,通常用单数形式,如 helicopter pilot、helicopter crash。
She works as a helicopter pilot in the mountains.
她在山区当直升机飞行员。
泛指多架时用复数 helicopters,前面可加数词或 some、several 等。
Two helicopters were hovering over the beach.
两架直升机在海滩上方盘旋。
口语、非正式的俗称,常见于日常对话、新闻和影视;正式文书和技术文本中一般不用。
多出现在新闻标题、口语和复合词中,语气随意,很少单独用于正式写作。
军事行话,多见于美军用语和技术通信,日常对话中基本不用。
航空技术用语,泛指一切靠旋翼产生升力的飞行器,因此也涵盖自转旋翼机等,范围比 helicopter 宽;口语中不用。
grammar · medium
易错句子Helicopter is a useful machine.
正确表达A helicopter is a useful machine.
英语中可数名词单数形式不能单独作主语,前面必须加冠词。表示泛指时,用不定冠词 a/an,或改用复数形式。中文没有冠词,所以容易漏掉 a。
grammar · medium
易错句子There are three helicopter on the roof.
正确表达There are three helicopters on the roof.
英语中可数名词前有数词且数词大于一时,必须用复数形式,词尾加 -s。中文名词没有复数变化,因此容易忘记加 -s。
grammar · medium
易错句子I went to the island by a helicopter.
正确表达I went to the island by helicopter.
表示交通方式的 by + 交通工具时,名词前不加冠词,例如 by car, by bus, by helicopter。加 a 是受中文「乘一架直升机」的影响,但不符合英语习惯。
指有固定机翼、靠机翼产生升力、需要跑道起降的飞机;helicopter 靠顶部旋翼产生升力,能垂直起降和悬停,两者不能互换。
指靠气垫在水面或地面滑行的交通工具,读音和拼写与 helicopter 相近,也含“悬浮”之意,但它是船而非航空器,不能用来指飞机。
指无人驾驶的小型飞行器,常能悬停,意义上与 helicopter 有重叠;但 drone 强调无人操控,helicopter 指可载人的直升机,正式语境中不互换。
乘直升机;用直升机
We flew to the island by helicopter.
我们乘直升机飞往那座岛。
直升机飞行员
The helicopter pilot landed smoothly on the roof.
直升机飞行员平稳地降落在屋顶上。
直升机坠毁事故
Three people were injured in the helicopter crash.
三人在这次直升机坠毁事故中受伤。
救援直升机
A rescue helicopter lifted the climbers to safety.
一架救援直升机把登山者吊运到安全地带。
乘直升机飞行(体验)
They took a helicopter ride over the Grand Canyon.
他们乘直升机飞越了大峡谷。
helico- (prefix) + -pter (root); no suffix
prefix, from Greek helix (螺旋)
root, from Greek pteron (翼)
shares the root -pter (wing)
直升机靠旋翼旋转产生升力,是最核心的部件词。
专门供直升机起降的小块场地,常与直升机一起出现。
驾驶直升机的人,讨论飞行时的高频伴随词。
直升机常用于紧急救援,二者在同一场景中紧密关联。
同属靠旋翼飞行的航空器,常在同一话题里被并提比较。
直升机父母(过度介入子女生活的家长)
Her helicopter parents called the professor to complain about her grade.
她那种直升机式父母打电话给教授,抱怨她的成绩。
直升机撒钱(指央行直接向公众发钱以刺激经济)
Economists debated whether helicopter money could revive the sluggish economy.
经济学家们争论直升机撒钱能否让低迷的经济复苏。
直升机视角(从全局俯瞰的视角)
The manager gave us a helicopter view of the whole project.
经理让我们从直升机视角俯瞰整个项目。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.