pendulum
/ˈpɛnd͡ʒuləm/
A weight swinging freely from a fixed point.
“The pendulum swung back and forth gently.”
新增到 My Deck
/ˈpɛnd͡ʒuləm/
A weight swinging freely from a fixed point.
“The pendulum swung back and forth gently.”
新增到 My Deck