retain
/rɪˈteɪn/verb
1- continue to have (something); keep possession of保持, 保留：
Labour retained the seat
工党保住了这个席位
built in 1830, the house retains many of its original features.
房子建于1830年, 至今仍保留着许多原有特色。
1.1
- not abolish, discard, or alter保持不变, 保留：
the rights of defendants must be retained.
被告的权利必须予以保留。
1.2
- keep in one's memory记住：
I retained a few French words and phrases.
我记住了一些法语单词和短语。
1.3
- absorb and continue to hold (a substance)吸收并保留（物质）：
limestone is known to retain water.
众所周知, 石灰岩能吸收并保存水分。
1.4
- often as adj. retaining keep (something) in place; hold fixed挡住, 拦住：
remove the retaining bar.
将阻挡栅栏移走。
1.5
- keep (someone) engaged in one's service继续雇用：
he has been retained as a freelance.
他被续聘为自由撰稿人。
1.6
- secure the services of (a person, especially a barrister) with a preliminary payment付定金聘定（尤指律师）：
retain a barrister to handle the client's business.
付定金聘定律师来处理该客户事务。
派生词
retainability
nounretainable
adjectiveretainment
noun词源
late Middle English: via Anglo-Norman French from Old French retenir, from Latin retinere, from re- 'back' + tenere 'hold'.