講解：
used to
(用于過去持續或經常發生的事)曾經:
We used to go sailing on the lake in summer.
從前的夏天,我們經常泛舟湖上。

the trick is to do
技巧；訣竅；竅門:
The trick is to pick the animal up by the back of its neck.
竅門在于抓住動物的后脖頸把它提起來。

soak (sth) (in sth)
浸泡；浸濕；浸透；濕透:
I'm going to go and soak in the bath.
我要去泡個澡。

first off
首先:
First off, let's see how much it'll cost.
首先咱們看看這要花多少錢。

go off
開火；爆炸:
The gun went off by accident.
槍走火了。

notorious (for sth / for doing sth) | ~ (as sth)
聲名狼藉的；臭名昭著的:
The country is notorious for its appalling prison conditions.
這個國家因監獄狀況惡劣而臭名遠揚。

puff up | puff sth up
膨脹；使膨脹:
Her cheeks puffed up.
她的腮幫子鼓了起來。