1·As HIV mutates and comes up against different drugs, it learns to develop resistance against against other drugs in the same class.
HIV针对不同的药物发生突变，产生对同类药物的耐药能力。
2·It is against the law to detain you against your will for any length of time.
违反你的意愿拘留你无论多久都是违法的。
—— 《柯林斯英汉双解大词典》
3·Gleason's arguments against climax and biome are largely valid against ecosystems as well.
在很大程度上，格里森反对顶级群落和生物群系的论点用来反驳生态系统同样很有效。
4·The euro remained firm against the dollar, but fell against the yen.
欧元对美元依然坚挺，但对日元的汇率则下跌。
—— 《牛津词典》
5·While many people insure against death, far fewer take precautions against long-term loss of income because of sickness.
虽然许多人买人寿险，但很少有人采取预防措施以避免因疾病而造成的长期收入损失。
—— 《柯林斯英汉双解大词典》
6·It is sitting at a record low against the euro and at a 30-year low against the Canadian dollar.
它兑欧元汇率处于历史低点，兑加元汇率也处于30年来的低点。
7·Cristiano Ronaldo's record against the Blaugrana is an exceedingly poor one. He's never scored against them in six occasions.
克里斯蒂亚诺·罗纳尔多对巴萨的战绩非常糟糕。他对巴萨的前六场比赛中从未打入一球。
8·There are laws against littering and against making the air and water dirty.
法律禁止乱扔垃圾，禁止污染空气和水。
9·I have learned to defend myself against what is hard; without knowing it, I have also learned to defend myself against what is soft and what should be easy.
我学会了在困难面前保护自己；在不知不觉中，我也学会了保护自己远离细腻事物和简单的事情。
10·Anybody against it is an unforgivable sinner against the earth.
任何反对它的人都是反对地球，是不可原谅的罪人。