Wigwags
vi. 摇摆；用旗语发信号；用手示意\\nvt. 使摆动；用旗语发送\\nn. 用旗语发送的信号
🗣️ 情景例句
but they need me at the hospital today,
但今天医院有事，
In doing we learn.
经一事，长一智。
Marine Studio biologists have pointed out that, however intelligent they may be, it is probably a mistake to credit dolphins with any motive of lifesaving.
海洋摄影室的生物学家指出，无论海豚多么聪明，认为它们有救人的动机可能是错误的。