英譯漢：
1、防御大量財(cái)務(wù)損失的最好辦法就是通過買保險(xiǎn).
2、購買保險(xiǎn)的目的就是為了能夠在合理的成本價(jià)錢上防御財(cái)務(wù)損失.
3、要想達(dá)到這個(gè) (這里this的意思不明確）,只有當(dāng)保險(xiǎn)的費(fèi)用是由多個(gè)面臨同樣風(fēng)險(xiǎn)的人分擔(dān)時(shí)才行.
漢譯英
1、Our future occupations/professions demand us to acquire adequate knowledge in English.
2、Now that you know the teacher's phone number, you should give him/her a call in advance.
3、Many cities in China rely on the Yangtze River as their source of water.