fixation
🇺🇸
/fɪkˈseɪʃn/
🇬🇧
/fɪkˈseɪʃn/
an unusually strong and often unreasonable interest in someone or something
His fixation on winning made him practice every day without rest.
他对获胜的痴迷让他每天不休息地练习。
the process where a gas turns into a solid
Nitrogen fixation is important for plant growth.
固氮作用对植物生长很重要。