have an eye for someone or something 愛好

have an eye for someone or something

Fig. to have a taste or an inclination for someone or something. Bob has an eye for beauty. He has an eye for color.

a big shot / wheel 重要的人物

a big shot/wheel  (American & Australian informal)

an important or powerful person in a group or organization Mr Madison is a big shot in the world of finance.

cut the tension with a knife 非常緊張

The tension in the room was so thick one could almost cut it with a knife. Meaning the people in the room were so tense that the emotion almost had a physical presence.

clean up/clean out/clean off

clean up=clean out
 "Clean up" is certainly used to refer to stains. "Clean off" certainly refers to clearing things away, as from a table, etc. "Clean up" also refers to cleaning up rooms, language, behavior etc. "Clean off" generally refers to physical things. Here are some examples:

Johnny, clean up your room! It's really messy in here.
You'd better clean up your act. You've been drinking too much lately.
I'll have to clean up my language if I want to impress her.
I cleaned off the wall that had been spattered with blood.
I cleaned the blood off the wall.

in one sitting 一口氣做完不間斷

at/in one sitting

if you do something at one sitting, you do it during one period of time without stopping I read the whole book in one sitting.

fall off the wagon 故態復萌

fall off the wagon

to start drinking alcohol again, especially too much alcohol, after a period when you have not drunk any Six months later he fell off the wagon in spectacular fashion with a three-day drinking spree.

in all honesty/seriousness/truthfulness 老實說, 認真說

in all honesty/seriousness/truthfulness

 said when expressing your opinion honestly, seriously, or truthfully:In all honesty, I do have some criticisms to make.