assist in

1.

A person trained to live in underwater installations and conduct, assist in, or be a subject of scientific research.

海底(实验室)工作人，深水操作人员训练能在水下装置物中生活并引导、辅助或作为科学研究的对象

2.

He cites as an example the teaching of the laws of motion in physics, which he says are accessible at an early age when a computer is used to assist in the instruction.

他援引教授物理学方面的一些运动定律为例，说明当计算机用于辅助教学时，学生在幼年就能够理解这些定律。