形容词用过的; 习惯于; 二手的; 旧的
动词使用（ use的过去式和过去分词）; 常常，经常
动词applyuse
used
形容词unused
形容词
1.
1. My brother bought a used car.
我弟弟买了一部旧车。
2. The astronauts soon got used to the condition of weightlessness.
太空人很快就习惯了失重状态。
3. used
3. I am used to walking to school.
我习惯走路上学。
搬家
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A：I could never (get used to/ grow accustomed to) it, though.
可是我（无法习惯/不能习惯）。
B：It’s not too bad
还不是很糟糕。
overdose-(吸食过量)
A：Did you hear about John?
听说了汤姆的事情吗？
B：No. What happened?
没有，什么事？
A：He overdosed on heroin.
他服用海洛因过量。
B：Oh my god. He used drugs?
哦，天。他吸毒？
A：I guess so. Supposedly, it was the first time he did heroin.
我想是。据称，这是他第一次吸食海洛因。
B：His poor family.
他的家人真可怜。
A：Yeah.
是呀。
介绍
A：Mary, this is Joe's brother David.
玛丽，这是乔的兄弟大卫。
B：I'm very glad to meet you.
我很高兴见到你。
C：It's a pleasure to meet you.
很高兴见到你。
B：How do you like Beijing so far?
到现在你觉得北京怎么样？
C：It's really different from what I expected.
与我想象的很不一样。
B：Don't worry. You'll get used to it in no time.
别担心。你很快就会习惯它了。
1. used
1. 用过了的：数据不应该是生产出来的(produced),精选出来的(picked),用过了的(used)数据便没有了意义. pick精选, 摘下;produce生产,制造;use使用;gather收集,搜集,整理. 在不远的将来,水供应的预报和水的使用将(will)很可能依赖的是人们对高山积雪的认识,
情态用法及短语（MODAL USES AND PHRASES）
1. 过去常常；过去曾
If something used to be done or used to be the case, it was done regularly in the past or was the case in the past.
e.g. People used to come and visit him every day...
人们过去每天都来拜访他。
e.g. He used to be one of the professors at the School of Education...
他曾是教育学院的一名教授。
2. 过去不曾（亦作did not use to 或 did not used to，尤用于口语）
If something used not to be done or used not to be the case, it was not done in the past or was not the case in the past. The forms did not use to and did not used to are also found, especially in spoken English.
used是什么意思
e.g. Borrowing used not to be recommended...
过去是不建议借贷的。
e.g. At some point kids start doing things they didn't use to do. They get more independent...
从某个时候起，孩子们开始做以前不曾做的事情。他们变得更加独立。
3. 习惯于
If you are used to something, you are familiar with it because you have done it or experienced it many times before.
e.g. I'm used to having my sleep interrupted...
我习惯了睡觉时被吵醒。
e.g. It doesn't frighten them. They're used to it.
这可吓不倒他们。他们已经习惯了。
4. 开始习惯于
If you get used to something or someone, you become familiar with it or get to know them, so that you no longer feel that the thing or person is unusual or surprising.
e.g. This is how we do things here. You'll soon get used to it...
我们这里就是这么做事的。你很快就会习惯的。
e.g. He took some getting used to...
他过了一段时间才慢慢适应。
形容词用法（ADJECTIVE USES）
1. 用过的;不干净的；损坏的
A used object is dirty or spoiled because it has been used, and usually needs to be thrown away or washed.
used什么意思
e.g. ...a used cotton ball stained with makeup...
沾满化妆品的脏棉球
e.g. He took a used envelope bearing an Irish postmark.
他拿了一个盖着爱尔兰邮戳的旧信封。
2. （车）二手的，旧的
A used car has already had one or more owners.
e.g. Would you buy a used car from this man?...
你会从这个人手里买一辆旧车吗？
e.g. His only big purchase has been a used Ford.
他买的唯一一个大件就是一辆二手福特。