请帮忙回答几个英语问题

题目

请帮忙回答几个英语问题
1.This has not been helped by the fact that several of my co-workers are off sick at the moment.中的are off sick 怎么理解,为什么不直接用are sick.
2.I've got a couple of suggestions,which I'll get off to you today.中的get off to 怎么理解.
3.underlist和downcut是什么意思.

答案

我想 off sick 还有“因病不在岗,离开”之意
get off to 是给予
underlist
在名单中
downcut
vt.下切侵蚀,切下