常見例句Here there is a gradual descent to the sea. 這里有個通向海的緩坡。There was a descent of temperature after rain. 雨后氣溫下降了。He traces his descent back to an old norman family. 他追蹤自己的世系上溯至一個古老的諾曼家族。Many Americans are of English descent. 許多美國人的祖籍是英國。The spectators watched the descent of the balloon. 觀看的人瞧著氣球降落。Melodic ascent and descent of pitch. 旋律的變移聲調旋律的上升或下降 返回 descents