A person with two very different sides to their personality.
一个人格中有两个完全不同面的人。 (yi ge ren ge zhong you liang ge wan quan bu tong mian de ren)
"He’s like a Jekyll and Hyde—nice one moment and cruel the next."
"他就像一个杰基尔与海德——一会儿温柔，一会儿残酷。" (ta jiu xiang yi ge jie ji er yu hai de yi hui er wen rou yi hui er can ku)
to achieve great success
working in a laboratory environment on experiments or resear...
to stay focused on your goal or objective despite obstacles
To go beyond acceptable or proper boundaries.
to solve a complex problem or mystery
the practice of using remote servers to store, manage, and p...
