久久一区二区三区超碰国产精品,亚洲人成在线网站,国产在线精品一区免费香蕉,国产精品免费电影

核心詞議：

速記方法


知識擴展


中文詞源： weightlessness
精選例句

常見考點例句：

I had a genuine sense of weightlessness , as if the car had taken flight .

我有一種真正的失重感，好像車在飛翔。

Some 69 miles above earth , in a darkening void , customers will experience a few minutes of weightlessness and gaze out the window at the curvature of their planetary home .

直到離地69英里，隨著周遭漸漸暗去，飛船進入一片虛空，這時乘客將獲得幾分鐘失重體驗并可透過舷窗觀賞行星地球的曲線之美。

Unlike a real spaceflight , mission participants will not be subjected to the debilitating effects of weightlessness and ionizing radiation .

與真正的宇宙飛行不同的是，參與該任務(wù)的隊員不會受到失重和電離輻射的致衰弱的作用。

Quinn says the sculpture plays on weight ( it is made of heavy metal ) and the illusion of weightlessness .

奎恩說這個雕塑利用了重力（其材質(zhì)是重金屬）和失重感的錯覺。

Many observers found fault with the exercise 's lack of realism , saying that the mission could not simulate weightlessness , true danger or the pressure and motivation of a real journey to mars .

許多觀察者發(fā)現(xiàn)這次模擬試驗缺乏現(xiàn)實性，說沒有模擬失重，真實的危險或壓力以及真正火星之旅應(yīng)有的動機。