(1)the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone
(2)胃と肺への経路
(3)顎先の下部、鎖骨の上部の首の前にある
(4)a deep ravine (usually with a river running through it)
(5)深い谷（通常谷底を川が流れる）