







groove
slot
channel
This plate is growing on both sides, and since there is no intermediate trench, the two ridges must be moving apart.
It is thought that these grooves help to channel water through the mouth and out the gill slits, thereby reducing water resistance.

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Open the tool →沟槽 (gōu cáo) means “groove, slot, channel”.
沟槽 is pronounced gōu cáo in Mandarin Chinese.
“groove” is 沟槽 (gōu cáo) in Chinese.
This page has 2 example sentences using 沟槽, each with pinyin and an English translation.