1、natural

自然的;正常的;合乎常情的

It is only natural for youngsters to crave the excitement of driving a fast car.

年輕人追求開快車的刺激是太正常不過的事情。

It is only natural that he should resent you.

他怨恨你是很自然的事。

(行為)出于本性的，生來就有的

the insect's natural instinct to feed.

昆蟲進食的本能

Anger is the natural reaction we experience when we feel threatened or frustrated.

我們覺得受到威脅或遭受挫折時本能地會感到氣憤。

(能力或技能)天賦的，天生的

She has a natural ability to understand the motives of others.

她有一種洞察他人動機的天賦。

He had a natural flair for business.

他有做生意的天分。

2、descent

下降;降落

Sixteen of the youngsters set off for help, but during the descent three collapsed in the cold and rain.

16 名年輕人出發去尋求幫助，但在下山過程中有 3 人因寒冷和大雨暈倒了。

the crash of an Airbus A300 on its descent into Kathmandu airport.

空客 A300 在加德滿都機場降落時的墜毀

(形勢的)惡化;(人的)墮落，淪落

The only lasting solution lies in a political settlement. Without it, their descent into chaos will be guaranteed.

唯一的長久之計是通過政治手段解決。否則，他們勢必會陷入一片混亂。

his swift descent from respected academic to struggling small businessman.

他從一名受人尊敬的學者到一個度日艱難的小商人的瞬間淪落