随着黄昏的来临,光线逐渐变弱.

Light lessens as evening comes on.

（声音等）逐渐变弱

Trail off (voice, etc. ) become gradually weaker and fade into silence

随着病情的发展，她的身体逐渐变弱。

She slowly weakened as the disease progressed.

随着她病情的发展，他们眼看着她身体逐渐变弱。

They watched her slowly weaken as the disease progressed.

原子之间的偶极-偶极相互作用的增加，光场的压缩效应，逐渐变弱，挤压时间逐渐减小。

With the increase of the dipole-dipole interaction between atoms, the squeezing effect of light field gradually becomes weak and the squeezing time gradually decreases.

一个巨大的恐龙爪沉重的落下,然后和逐渐变弱的恐龙吼声一起消逝了.

A HUGE DINOSAUR FOOT steps down hard and is VAPORIZED with a deafening ROAR.