词汇及词组摘自CATTI指定教材《英语笔译综合能力2级》，解释及例句源来自牛津高阶英汉双解词典(简体) 第 8 版
discretionary
[usually before noun ] ( formal) decided according to the judgement of a person in authority about what is necessary in each particular situation; not decided by rules 自行决定的；酌情行事的；便宜行事的
例：You may be eligible for a discretionary grant for your university course.
读大学课程可能会有资格获得学校自行决定是否发放的助学金。
banish
①[usually passive ] banish sb (from…) (to…) to order sb to leave a place, especially a country, as a punishment 放逐；流放；把（某人）驱逐出境 SYN exile
例：He was banished to Australia, where he died five years later.
他被流放到澳大利亚，五年后在那里去世。
The children were banished from the dining room.
孩子们被赶出餐室。
② banish sb/sth (from sth) to make sb/sth go away; to get rid of sb/sth 赶走；驱除
例：The sight of food banished all other thoughts from my mind.
看到吃的，我别的什么都忘记了。
exacerbate
exacerbate sth
( formal) to make sth worse, especially a disease or problem 使恶化；使加剧；使加重
例：The symptoms may be exacerbated by certain drugs.
这些症状可能会因为某些药物而加重。
bouncing
bouncing (with sth)
healthy and full of energy 健壮的；茁壮的
例：A bouncing baby boy
茁壮的男婴
liable
①1 liable(for sth) legally responsible for paying the cost of sth （法律上）负有偿付责任
例：You will be liable for any damage caused.
你对造成的任何损失负赔偿责任。
The court ruled he could not be held personally liable for his wife's debts.法庭裁定他个人不负有偿付妻子债务的责任。
②liableto do sth likely to do sth 可能（做某事）
例：We're all liable to make mistakes when we're tired.
人在疲劳时都可能出差错。
The bridge is liable to collapse at any moment.
那座桥可能随时坍塌下来。
③liable to sth likely to be affected by sth 可能受…影响
例：You are more liable to injury if you exercise infrequently.
不经常运动就更容易受伤。
④ liable to sth likely to be punished by law for sth 可能受法律惩处
Offenders are liable to fines of up to $500.
例：违者可能被处以多 500 元的罚款。
⑤liable for/to sth | liable to do sth having to do sth by law 按法律做（某事）；负有…责任
例：People who earn under a certain amount are not liable to pay tax.
收入低于一定数额者不必纳税。
形近词辨析
1. Impractical & impracticable
Impractical
①not sensible or realistic 不明智的；不现实的
例：It was totally impractical to think that we could finish the job in two months. 认为我们能在两个月之内完成这项工作，这完全是不切实际的。
②(of people 人 ) not good at doing things that involve using the hands; not good at planning or organizing things 手不灵巧的；不善于规划（或组织）的
impracticable
impossible or very difficult to do; not practical in a particular situation 不可行的；不切实际的
例：It would be impracticable for each member to be consulted on every occasion.不可能每一次都征求每个成员的意见。
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