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.
雙語例句
1. Her sudden appearance did not seem to perturb him in the least.
她的突然出現(xiàn)似乎一點也沒有令他不安。
來自《權威詞典》
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運動受到攝動.
來自辭典例句
3. Stellar passings can perturb the orbits of comets.