必須

bìxū

must; have to, essential; compulsory

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bì xū

adj. compulsory, required

bì xū

n. must, need

bì xū

v. have to, must, behoove

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bi4 xu1

to have to, must, compulsory, necessarily

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必須|必须 [bì xū] ► to have to ► must ► compulsory ► necessarily