单词	catenane
释义	catenane /ˈkatəneɪn / noun Chemistry A molecule which consists of two or more connected rings like links in a chain.In general, these two closed chains are linked catenanes, and the type of linkage reflects a topological property of the original substrate.... An added advantage, Stoddart notes, is that carbon nanotubes are much more chemically compatible with organic switching molecules, such as catenanes, than more conventional metallic electrodes are. The ultimate product of the ligations involved in producing the molecules we use is a cyclic molecule or a catenane. Origin 1960s: from Latin catena 'chain' + -ane2.
随便看	sleep (or rest) easy sleep out sleep over sleepover sleep rough sleep something off sleepsuit sleep tight sleep-train sleep training sleepwalk sleepwalker sleepwear sleep with one eye open sleepy sleepyhead Sleepy Hollow sleepy sickness sleet sleety sleeve sleeve board sleeved sleeveen sleeveless

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