1148511李婧怡-第一次作业

1.formidable 可怕的，难以应付的，难以克服的
The task of assembling information about these plants is both vital and formidable.
The challenge is even more formidable than it was then.
2.robust 健壮的，强壮的，坚定的
In this way the environment becomes more robust and useful for all users.
Obviously, we will now propose a more robust method,
3.murky 浑浊的，黑暗的，朦胧的，隐晦的
But there is also the possibility that recent developments are linked to the country's murky internal politics.
It is hard to get a clear picture in a pool of murky water.
4.slouch 懒散地站（坐，走）
This is because taller people have a greater tendency to slouch.
Don't slouch, sit up straight.
5.submerge 浸没，潜入水中
If sea levels rise, it means some parts of land will submerge under water.
The city was submerged by the flood.