点击下方单词,选择对的这个单词
1. 人造的;人工的;人为的Man-made things are created or caused by people, rather than occurring naturally.
1. not of natural originprepared or made artificially
e.g. man-made fiberssynthetic leather
Synonym: semisyntheticsynthetic
多通过句子记忆单词,而不是单独死记硬背。