Pendulums
n. 摆, 钟摆( pendulum的名词复数 ); 摇摆不定的事态（或局面）
🗣️ 情景例句
Both?
一起？
This week he took his first vacation from work in five years.
五年来，他本周破例第一次休假。
Babies of two months old do not appear to be reluctant to enter the water.
两个月的婴儿并未显得不愿意入水。