1.

1. He was enslaved and ill treated.
    他遭奴役和虐待。

2. He was enslaved to drinking.
    他沉溺于酒。

1. 奴役：总体来说,对中国的描述是正面的, 除了提到中国巨舰曾经侵扰(disturb) 之外没有其它恶言,而对荷兰和日本的侵略(invalid),屠杀(massacre),奴役(enslave)等恶行则毫不客气地声讨.

2. 征服：Engineer Brigade of the 3rd Division 第三步兵师工程旅 | enslave 征服 | entourage 随从

3. 使...成为奴隶：enhance 提高;增强 | enslave 使...成为奴隶 | entrant 进入者,新成员,参加竞赛者

1. 使成为奴隶;奴役
    To enslave someone means to make them into a slave.

    e.g. They''ve been enslaved and had to do what they were told...
           他们已经沦为奴隶，不得不听从命令做事。
    e.g. I''d die myself before I''d let anyone enslave your folk ever again...
           我死也不会让任何人再次奴役你们。

2. 束缚;约束;使受控制
    To enslave a person or society means to trap them in a situation from which they cannot escape.

    e.g. ...the various cultures, cults and religions that have enslaved human beings for untold years...
           束缚人类已久的各种文化、异教和宗教
    e.g. It would be a tragedy if both sexes were enslaved to the god of work.
           如果男人和女人都被工作所束缚，那将会是一场悲剧。

1. make a slave of
    bring into servitude