Strap是用皮帶捆扎的意思，在這里是個(gè)動(dòng)詞，被動(dòng)語態(tài)，cash是現(xiàn)金的意思，現(xiàn)金被抽緊了，那意思就是手頭有點(diǎn)緊，缺錢。

eg：

I’m strapped for cash recently since I’m investing most of my money into the stock market.

我最近手頭有點(diǎn)緊，因?yàn)槲野汛蟛糠皱X投到股市上去了。

Are you strapped for cash; you’re not going out these days.

你手頭有點(diǎn)緊嗎?這些天都不見你出門。

I’m afraid you’ll be strapped for cash soon if you’re spending money like there’s no tomorrow.

你再像這樣大筆花錢，很快手頭就會(huì)緊張起來。