①.预防有1.defend 2.guard against 3.prevent 1.defend 防御, 防守, 保卫(国家等) 以行动, 语言或文字替...辩护或答辩 defend the motherland 保卫祖国 The accused man had a lawyer to defend him. 被告有一律师为他辩护。 习惯用语 defend agai..。
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