单词	cardio
释义	car·di·o (kärdē-ō) Informal adj. Cardiovascular. n. Exercise that increases heart rate.
随便看	in-your-face I/O Io IOC iod- iod- iodate iodation iodic acid iodide iodine iodization iodize iodo- iodoform iodophor iodopsin io moth -ion ion Iona ion channel ion engine Ionesco ion exchange

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