日期:2011-01-19 10:14
B: Dont take it too much to heart. You will find them very helpful when you need them. 別太放在心上。你會(huì)發(fā)現(xiàn)用得著他們的時(shí)候他們還是挺幫忙的
11. a rule of thumb 單*經(jīng)驗(yàn)或?qū)嵺`的方法；粗略而簡(jiǎn)便的方法
該語的字面意思是大拇指的規(guī)則，實(shí)際意義為（根據(jù)實(shí)際經(jīng)驗(yàn)和實(shí)踐的）對(duì)事物粗略但實(shí)用的估計(jì)方法。其出典有兩種說法：一說源自舊時(shí)用拇指大略計(jì)算長(zhǎng)度的做法；另一種說法源自昔日釀酒工人將拇指浸在所釀酒中估計(jì)溫度的做法。
A: Do you think its a good idea to buy some travelers checks? 你認(rèn)為買旅行支票是個(gè)好辦