講解：
a twitch of
閃動；晃動；急拉；(一陣)感覺:
He greeted us with a mere twitch of his head.
他只晃了一下頭算是和我們打過招呼。

scared (of sb / sth) | ~ (of doing sth) | ~ (to do sth) | ~ (that...)
害怕；恐懼；畏懼；擔心:
People are scared to use the buses late at night.
人們害怕在深夜乘坐公共汽車。

quit (as sth)
離開(工作職位、學校等)；離任；離校:
He has decided to quit as manager of the team.
他已決定辭掉球隊經理的職務。

here you go
給你:
Here you go. Four copies, is that right?
拿著。四本,對嗎？

listen up
注意聽,留心聽(讓人注意聽因有要事要講)
Listen up!The suspect is in this zone.
聽清楚，嫌疑人在此片區域。

master sth
精通；掌握:
French was a language he had never mastered.
法語他一直沒有學好。

hit the streets | hit the shops / stores
大量上市:
The new magazine hits the streets tomorrow.
新的雜志明天發行。