a way of behaving or a belief that has been established for a long time
风俗，习俗;传统
a local/ancient custom
当地的／古老的风俗
something you usually do
习惯;惯例
He left the house at nine exactly, as is his custom.
他9点准时离开了家，这是他的习惯。
the support given to a business, especially a shop, by the people who buy things or services from it
（尤指对商店的）光顾，惠顾
Most of our custom comes from tourists nowadays.
如今我们大部分生意来自游客。
the place at a port, airport, or border where travellers' bags are looked at to find out if any goods are being carried illegally:
to go through customs
通过海关
used before another word to mean "specially designed for a particular person or purpose"
按顾客要求专门…的
custom-designed
按顾客要求专门设计的
Habit uk /ˈhæb.ɪt/ us /ˈhæb.ɪt/ 有以下三层意思：
something that you do often and regularly, sometimes without knowing that you are doing it
习惯
I always buy the same brand of toothpaste out of (= because of) habit.
我出于习惯总是买同一个牌子的牙膏。
something annoying that someone often does
坏习惯，毛病
She has a habit of finishing off other people's sentences.
她有打断别人说话的坏习惯。
a strong physical need to keep taking a particular drug
毒 瘾
a cocaine habit
可 卡 因 毒 瘾
a special piece of long clothing worn by monks and nuns
（僧侣或修女穿的）衣服，长袍
Practice uk /ˈpræk.tɪs/ us /ˈpræk.tɪs/
action rather than thought or ideas
实施，实践
How do you intend to put these proposals into practice, Mohamed?
穆罕默德，你打算如何把这些计划付诸实施？
to do something regularly:
I'll do your washing for you this time, but I'm not going to make a practice of it.
这次我给你洗衣服，不过下不为例。
the act of doing something regularly or repeatedly to improve your skill at doing it
练习；训练
I need to get some more practice before I take my driving test.
考驾照前我还得再练练。
a job or business that involves a lot of skill or training
（专业性强的）工作，业务（活动）
a dental/medical/veterinary/legal practice
牙医／医疗／兽医诊所／律师事务所
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