v.t./i.動詞 (及物/不及物)向上One day, Michael decided to up and quit his job
adv.副詞分開、分離After reading the letter from the tax office, he tore it up
adv.副詞向較高處;向上Now is the time to get up
prep.介系詞去Salmon swim up the river to spawn
adj.形容詞往上移動The little girl went up the stairs
adj.形容詞高興、快樂He was down yesterday, but today he is feeling up
adj.形容詞向上的Let’s go up to the third floor
v.t./i.動詞 (及物/不及物)增加If you up the price nobody will buy it
adv.副詞在...之上If you hold up your hand I will see you
adv.副詞加大地;增高地The prices of daily necessaries are going up sharply
adj.形容詞發生What's up, Don? Long time no see
adv.副詞向上The cat climbed up the tree.
prep.介系詞沿著...向上They walked up the hill.
adv.副詞結束Time is up; please submit your papers.
adj.形容詞運作中The server is up and running.
adj.形容詞安排好的What's up for today?
adj.形容詞願意Are you up for a challenge?
n. (c./u.)名詞 (可數/不可數)上升There has been an up in the sales this month.
prep.介系詞反對It was hard going up against such a strong player.
adv.副詞忙於What are you up to?
v.t./i.動詞 (及物/不及物)整理Please, up your room.