单词	doorknob
释义	door·knob (dôrnŏb′) n. A knob-shaped handle for opening and closing a door.
随便看	iodide iodine iodization iodize iodo- iodoform iodophor iodopsin io moth -ion ion Iona ion channel ion engine Ionesco ion exchange Ionia Ionian Ionian Islands Ionian Sea ionic Ionic ionic bond Ionic order ionic propulsion

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