1、sensitive

体恤的;体贴的;善解人意的

The classroom teacher must be sensitive to a child's needs.

班主任必须对小学生的需求体察入微。

He was always so sensitive and caring.

他总是如此理解和关心别人。

易生气的;易担忧的;敏感的

Young people are very sensitive about their appearance.

年轻人对外表很在意。

Take it easy. Don't be so sensitive.

放松点，别这么敏感。

(问题、话题)敏感的，棘手的，易引起纷争的，须谨慎对待的

Employment is a very sensitive issue.

就业是一个非常棘手的问题。

politically sensitive matters.

政治敏感事件

2、switch

(电路的)开关，闸，转换器

Leona put some detergent into the dishwasher, shut the door and pressed the switch.

利昂娜将一些清洁剂放入洗碗机，关上门后按了开始键。

a light switch.

电灯开关

转换;改变;转变

Estonia is switching to a market economy.

爱沙尼亚正在向市场经济转轨。

The law would encourage companies to switch from coal to cleaner fuels.

该法律将鼓励企业转而使用比煤更加清洁的能源。