游客56742389
seesaw
英 ['si:sɔ:]
美 [ˈsiˌsɔ]
n.跷跷板,上下动
adj.前后动的,交互的
vt.使上下(来回)摇动
vi.玩跷跷板,上下(来回)摇动
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蝶澈kaixin
seesawA seesaw is a long board which is balanced on a fixed part in the middle. To play on it, a child sits on each end, and when one end goes up, the other goes down.
Yuan圆圆圆
跷跷板英文:seesaw; teeterboard; teetertotter; 例句:游乐场上有一处沙坑、一块跷跷板和一个秋千架。There was a sandpit, a seesaw and a swing in the playground.
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