| 单词 | seesaw |
| 释义 | Word Frequency seesaw(ˈsiːˌsɔː) noun 1. a plank balanced in the middle so that two people seated on the ends can ride up and down by pushing on the ground with their feet 2. the pastime of riding up and down on a seesaw 3. a. an up-and-down or back-and-forth movement b. (as modifier) a seesaw movement verb 4. (intransitive) to move up and down or back and forth in such a manner; oscillate Word origin C17: reduplication of saw1, alluding to the movement from side to side, as in sawing |
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