late 14c., from Old French perturber "disturb, confuse" (14c.) and directly from Latin perturbare "to confuse, disorder, disturb," especially of states of the mind, from per- "through" (see per) + turbare "disturb, confuse," from turba "turmoil, crowd" (see turbid). Related: Perturbed; perturbing.
双语例句
1. Her sudden appearance did not seem to perturb him in the least.
她的突然出现似乎一点也没有令他不安。
来自《权威词典》
2. Venus, Earth, and other planets also perturb Mercury's motion.
金星, 地球和其他行星也使水星的运动受到摄动.
来自辞典例句
3. Stellar passings can perturb the orbits of comets.