权衡quánhéng秤锤和秤杆{sliding weight and arm of a steelyard};〈比喻fig.〉衡量、考虑{balance; calculate; weigh}: ～轻重{weigh A against B; judge the comparative importance}|～利弊{weigh advantages against disadvantages}|～得失。{try to strike a balance; weigh gains against losses}