1、straight

直的;笔直的

Keep the boat in a straight line.

让船保持直线航行。

Using the straight edge as a guide, trim the cloth to size.

用直尺比照着，将布料裁剪成合适的尺寸。

笔直地;径直地

The ball fell straight to the feet of Klinsmann.

球直接落到了克林斯曼的脚上。

He finished his conversation and stood up, looking straight at me.

他说完话站起来，直视着我。

只涉及两人(或两物)的;(选择)非此即彼的

It's a straight choice between low-paid jobs and no jobs.

只有两个选择：要么是报酬很低的工作，要么就是失业。

Each has several times beaten the other in a straight fight.

双方都曾在单打比赛中击败过对方几次。

2、take up

开始从事;喜欢上

He did not particularly want to take up a competitive sport.

他并不特别想从事竞技体育运动。

He left a job in the City to take up farming.

他辞去伦敦商业区的工作，开始务农。

开始处理;讨论如何处理

Mr de Garis's MP, Max Madden, took up the case.

德加里斯先生的下议员马克斯·马登开始着手处理这个问题。

Most scientists who can present evidence of an environmental threat can reasonably assume that a pressure group will take up the issue.

能够提供环境威胁证据的大多数科学家都有理由认为，环保团体不会放过这个问题。

接受，答应(提议或挑战)

Increasingly, more wine-makers are taking up the challenge of growing Pinot Noir.

越来越多的酿酒商开始接受种植黑皮诺葡萄的挑战。

96 per cent of the eligible employees took up the offer.

符合条件的雇员有 96% 接受了这个条件。