oscillate
US /ˈɑː.səl.eɪt/
UK /ˈɒs.ɪ.leɪt/
动词
1.
摆动, 振荡
to move or swing back and forth at a regular speed
示例:
•
The fan began to oscillate, cooling the entire room.
风扇开始摆动，让整个房间都凉快了下来。
•
The needle on the gauge oscillated between two and three.
仪表上的指针在2和3之间摆动。
2.
摇摆不定, 犹豫
to waver between different opinions or states of mind
示例:
•
He oscillates between optimism and deep despair.
他在乐观与深沉的绝望之间摇摆不定。
•
The government's policy has oscillated over the last year.
政府的政策在过去一年中一直摇摆不定。