seesaw

1. 1.

   A structure composed of a plank, balanced in the middle, used as a game in which one person goes up as the other goes down.

   一种游戏器材,由一块中间平衡支撑的木板构成,一人上升时另一人下降。

2. 2.

   A series of up-and-down movements.

   一系列上下运动。

3. 3.

   A series of alternating movements or feelings.

   一系列交替的运动或情感。

4. 4.

   An abnormal breathing pattern caused by airway obstruction, characterized by paradoxical chest and abdominal movement.

   由气道阻塞引起的异常呼吸模式,表现为胸腹矛盾运动。

5. 5.

   A tactic in which a piece repeatedly gains material, while simultaneously creating an inescapable series of alternating direct and discovered checks.

   一种战术:一方反复获取子力,同时制造一系列无法逃避的交替直接将军与闪将。

一系列上下运动。；一系列交替的运动或情感。；由气道阻塞引起的异常呼吸模式,表现为胸腹矛盾运动。；一种战术:一方反复获取子力,同时制造一系列无法逃避的交替直接将军与闪将。；跷跷板

Connections

Learner notes