护士的手指应抬起婴儿的下颏使他的颈部后伸.The nurse's fingers elevate the infant's jaw to extend his neck.她悄然地应许了, 把下颏仰了起来.She assented in silence, and lifted her chin.他修面时把颏部刮破.He gashed his chin badly when shaving....

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“颏”的拼音为：kē...