to knock sth up or to knock up sth
+ dish, meal匆匆做出
Could you possibly knock me up some scrambled eggs?你能尽快给我弄些炒鸡蛋吗？
+ shed, shelves草草建成
Anybody can knock up a prefabricated shed.组装的小屋谁都会搭。
+ document匆匆拼凑
It's easy to knock up a false certificate.造个假证很简单。
Can you knock up 400 words for us?你能帮我们凑400字吗？