n. 跷跷板,上下动( seesaw的名词复数 ) v. 使上下(来回)摇动( seesaw的第三人称单数 );玩跷跷板,上下(来回)摇动
seesaws 的用法和双语例句“点击”或“选中”例句中的单词,就可以看到词义解释
Double bars , swinging boards , multi-function training machines , seesaws , jogging machines and similar facilities have formed mini-sized gymnasiums , simple but meaningful .
双杠、秋千、多功能器械、跷跷板、跑步机和其他类似设备已经形成了小规模的体育馆,虽然简单,却很实用。
It was too hard for jeffery to play with his friends , because their hide-and-seek hiding spots were too small , their jump ropes were too short , their basketball hoops were too low , their seesaws always went up , but they never came down .