重點(diǎn)講解：
1. all told 總共；合計(jì)；總之；
例句：All told there were 104 people on the payroll.
在職的總共有 104 人)8ngBX.~1y,X69)mv。
2. thanks to 幸虧；歸因于；
例句：Painful typhoid injections are a thing of the past, thanks to the introduction of an oral vaccine.
自從發(fā)明了口服疫苗后，令人痛苦的傷寒疫苗注射就成為了過去2uEUY0G|Hfrw@+。
3. stumble upon 意外發(fā)現(xiàn)；偶然看見；
例句：He was digging in the garden and stumbled upon a gold coin.
他在花園里挖土?xí)r，偶然發(fā)現(xiàn)一塊金幣O_1;wJ-h(&zN2i6nJ+|。
4. go through 經(jīng)歷，經(jīng)受（尤指苦難或艱難時(shí)期）；
例句：Their marriage has been going through a bad patch.
他們的婚姻正處在困難時(shí)期!JaAL+fuED5SCQh9Nlvp。