雅思英文问题researchers have still to decide whether smell is one sense or two- one responding to odours proper and the other registering odourless chemicals in the air. 后半句 one responding to odours proper and the othe
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雅思英文问题researchers have still to decide whether smell is one sense or two- one responding to odours proper and the other registering odourless chemicals in the air. 后半句 one responding to odours proper and the othe
雅思英文问题
researchers have still to decide whether smell is one sense or two- one responding to odours proper and the other registering odourless chemicals in the air. 后半句 one responding to odours proper and the other registering odourless chemicals in the air proper在句子中做什么成分,registering在句子中做什么成分 和什么意思
而且为什么是动词ing形式
雅思英文问题researchers have still to decide whether smell is one sense or two- one responding to odours proper and the other registering odourless chemicals in the air. 后半句 one responding to odours proper and the othe
后半句one……应该是解释说明two的意思,有哪两种气味
proper修饰odours,适宜的香味
registering修饰odourless chemicals,登记的无味的化学品
proper 是适当的，形容词，修饰odours，是宾语的定语。
registering是非谓语动词（动名词）和respoding是并列的关系。register意为登记，指记录外界信息，在此可以引申为辨别。
全句意思： 研究人员仍然要决定嗅觉是一个感官还是两个感官- 一个对于气味做出反应，另一个则去辨别空气中无味的化学成分。...
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proper 是适当的，形容词，修饰odours，是宾语的定语。
registering是非谓语动词（动名词）和respoding是并列的关系。register意为登记，指记录外界信息，在此可以引申为辨别。
全句意思： 研究人员仍然要决定嗅觉是一个感官还是两个感官- 一个对于气味做出反应，另一个则去辨别空气中无味的化学成分。
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