赤 is a
部首 (bùshǒu), a radical. A Chinese dictionary files
every character under one of them, and this one files
9 under
赤.
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radical
赤壁chìbìRed Cliffs, historic battlefield in Huangzhou District 黄州区 huángzhōuqū, Huanggang 黄冈市 huánggāngshì, Hubei, site of the Battle of Red Cliffs in 208 AD
赤壁chìbìRed Cliffs, historic battlefield in Huangzhou District 黄州区 huángzhōuqū, Huanggang 黄冈市 huánggāngshì, Hubei, site of the Battle of Red Cliffs in 208 AD