retain

1.保持，持有，保留，继续拥有=preserve
to retain your independence
保持独立
He struggled to retain control of the situation.
他曾努力保持对局势的控制。
The house retains much of its original charm.
这所房子保留了许多原有的魅力。
2.保持，继续容纳
a soil that retains moisture
保持水分的土壤
She has a good memory and finds it easy to retain facts.
她记忆力好。很容易记住事情。
3.聘请（律师等）
a retaining fee
给所委托律师的预付辩护费
to retain the services of a lawyer
聘请律师

retainer
1.聘请律师的预付费用，保证金
2.租房定金
3.固定器，保持器
4.仆人，家仆

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