The problems of a parachute jump, parachuting from tower and from a great height are analyzed by Newton’s mechanical principles.
用牛頓力學(xué)原理分析了跳傘降落、跳傘塔跳傘和高空跳傘的問(wèn)題。
The engine began to act up and he thought he would have to hit the silk.
引擎開(kāi)始失靈，他心想非要跳傘降落不可。
To descend by means of a parachute.
跳傘，傘降用降落傘下降
A parachute, such as one for pilots or skydivers.
降落傘飛行員或跳傘者的降落傘
The paratrooper opened the parachute in mid air after he had jumped out of the plane.
傘兵在跳下飛機(jī)后, 在半空中打開(kāi)了降落傘。
The parachutist floated gently down to earth.
跳傘者輕飄飄地降落到地上.
a person who jumps from aircraft using a parachute.
用降落傘從飛機(jī)上跳下來(lái)的人。
The airman boldly jump from the airplane with his parachute
飛行員帶著降落傘勇敢地跳下飛機(jī)
The airman boldly jumped from the airplane with his parachute.
飛行員帶著降落傘勇敢地跳下飛機(jī)。
a cord attached the pack of a parachute to an aircraft to open the parachute after the jumper is clear of the plane.
把降落傘綁在飛機(jī)上的當(dāng)跳傘員跳離飛機(jī)時(shí)打開(kāi)降落傘的一種繩索。
A parachute enables you to jump from an aircraft and float to the ground.
降落傘可以使你從飛機(jī)上跳下后飄落到地面。
The sky diver had a plunge of more than 10, 000 feet before his parachute opened.
那個(gè)跳傘運(yùn)動(dòng)員墜落了一萬(wàn)多英尺, 他的降落傘才打開(kāi)。
When learning howto parachute, it's absolutely essential not to jump the gun and open the parachute too soon after jumping out of the plane.
在學(xué)習(xí)如何跳降落傘時(shí)，絕對(duì)不能在跳離飛機(jī)時(shí)就匆忙地打開(kāi)降落傘。
The pilot quickly grabbed a chute and jumped out of the plane
飛行員迅速抓住一個(gè)降落傘跳出了飛機(jī)
The pilot quickly grabs a chute and jump out of the plane.
飛行員迅速抓住一個(gè)降落傘跳出了飛機(jī)。
The pilot jumped out with a pack of parachute first.
駕駛員背上一個(gè)降落傘包先跳出了機(jī)艙。
parachute back pack
降落傘之后掛包、主傘包
parachute front pack
降落傘之前掛包、副傘包
To deliver by parachute.
傘投，空投用降落傘投放