一. suck本义就是吸、吮吸: to take liquid, air, etc. into your mouth by using the muscles of your lips.
The little baby sucked milk from his mother's breast.
Stop sucking your thumb!
The injury sucked his burned finger.
二. 引申为吸入、吸收等动作或结果:to take in and consume by or as if by suction
The vacuum cleaner sucked up dirt.
三.常用短语:suck sb in将某人卷入某某事件中
suck sb into sth [usually passive] to involve sb in an activity or a situation, especially one they do not want to be involved in；suck up (to sb) (informal, disapproving) to try to please sb in authority by praising them too much, helping them, etc., in order to gain some advantage for yourself
She sucked up to the boss in order to get promoted.
四.sth sucks (slang) used to say that sth is very bad:
Their new CD sucks.
The network sucks after the Taiwan earthquake. I cannot bear it.
Han.Lee: Hello today! I have nametag for you. Only your second day and look, nametag already…As new owner, I am killing it!
Caroline: Thank you. Oh, it says”Carolin”. I’m Caroline. It’s Caroline. With an “E”. I’m Caroline.
Han.Lee: As new owner, I am sucking it.
Max: Just put it on.