verb🔗Share玩跷跷板, 荡跷跷板 To use a seesaw."The children seesawed in the park, laughing as they went up and down. "孩子们在公园里玩跷跷板，上上下下地荡着，笑个不停。entertainmentactionsportChat with AIVocabulary GamePractice Reading
verb🔗Share波动, 起伏不定。 (by extension) To fluctuate."The price of gasoline seesawed throughout the week, going up on Monday, down on Wednesday, and back up again on Friday. "整个星期汽油价格都在波动，周一上涨，周三下跌，周五又再次上涨。tendencyactionbusinesseconomyChat with AIVocabulary GamePractice Reading
verb🔗Share上下摇动, 像跷跷板一样动。 To cause to move backward and forward in seesaw fashion."The carpenter seesawed the plank of wood to cut it in half. "木匠上下摇动着木板，像拉锯一样把它锯成了两半。actionsportentertainmentChat with AIVocabulary GamePractice Reading
