knock up

英 [ˈnɒk ʌp]

美 [ˈnɑːk ʌp]

敲门唤醒; 匆匆准备或做某事

柯林斯词典

PHRASAL VERB 草草做成（或建成）；匆匆拼凑成
If youknocksomethingup, you make it or build it very quickly, using whatever materials are available.
1. Could you possibly knock me up some scrambled eggs?...
  你能尽快给我弄个炒鸡蛋吗？
2. Any water-skiing enthusiast can knock up a pair of skis in a few hours.
  任何一个滑水爱好者都能在几小时内做成一副滑水橇。
PHRASAL VERB 敲门唤醒
If youknocksomeoneup, you knock on the door of their bedroom or of their house in the night or in the morning in order to wake them up.
1. He went to knock Rob up at 4.30am.
  他凌晨4:30去敲门唤醒罗布。
PHRASAL VERB 使怀孕
If a womanis knocked upby a man, she is made pregnant by him.
1. When I got knocked up, the whole town knew it.
  我怀孕时，整个镇子都知道了。

verb

make pregnant
1. He impregnated his wife again
Synonym:impregnatebang upprang up