Perturbations
(perturbation 的复数) n. 不安, 扰乱, 紊乱, 烦扰\\n[化] 摄动; 微扰
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
Seeing is believing.
眼见为实。
'Do you call that a hat?' I said to my wife.
“你把那个叫帽子吗？”我对妻子说。