月正下沉。
The sun is descended down.

太陽正在下山。

他從塔上下來。 descend from sb/sth
The ring has descended from my great-grandmother.

這枚戒指是我曾祖母傳下來的。
His family descends from the first French immigrants.

他這一家是第一批法國移民的后裔。
This festival descends from a religious rite.

這個節日起源于宗教儀式。

他走下地窖。
The miners descended into the cave to search for the missing climbers.

礦工們下到山洞去尋找失蹤的登山者。

如果囚犯受虐待,他就可能發展到行兇。
All too soon they will descend to spreading scandal and gossip.

過不了多久他們就會墮落到傳播丑聞和謠言的地步。
I'm surprised that you would descend to lying.

你竟然不顧人格撒謊,真使我感到吃驚。