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二级头
二級頭
èrjítóu
1. second stage (diving)

Character Breakdown

二
èr
two; twice
HSK 1 2 丶
级
jí
level, rank; class, grade
HSK 3 6 丶
头
tóu
head; chief, boss; first, top
HSK 3 5 丶

Compound Words (2)

二级头呼吸器
èrjítóuhūxīqì
(diving) regulator
备用二级头呼吸器
bèiyòngèrjítóuhūxīqì
backup regulator

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