vegetation stress.怎么翻译?

vegetation stress.怎么翻译? thickly growing under-wood and tangled vegetation怎么翻译 stress beat the stress 怎么翻译好 stress their right to happiness too 怎么翻译? chemical stress 难道是“化学应力”?这个术语是怎么定义的?Chemical stress 来自什么?可否举一个例子? plant和vegetation有什么区别 英语-stress 英文stress Stress resistance stress in stress occur stress at 求助：翻译the concentration at stress of .the concentration at stress of Rostronguet worms should not be increased by the expectation of tolerance 怎么翻译? l plan to have a no stress vacation 改同义句怎么写 she was completely weighed down by the stress of exams.怎么译? some people under stress tend to bring their potential into full play 怎么翻译? presure stress 都有压力的意思 到底怎么区分呢