piling up

US /ˈpaɪlɪŋ ʌp/

UK /ˈpailiŋ ʌp/

B1 中級
phr. v.片語動詞打樁
They are piling up wood to make a fire
v.i.不及物動詞堆積
Work is piling up while I am on vacation.
phr. v.片語動詞堆積
The bills are piling up, and we don't know how to pay them.
phr. v.片語動詞連環相撞
Cars were piling up due to the icy conditions.

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