Headstander
n. 头(手)倒立，三角顶(杂技)\\nvi. 作头手倒立
🗣️ 情景例句
He's planning a get-together
他计划办一个聚会
Nobody's at home.
家里面没人。
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，