tranquil flow and rapid flow
緩流和急流

a tranquil flame.
穩定的火焰

A tranquil flame.
穩定的火焰

a tranquil life in the country
鄉村中平靜的生活

To become tranquil;relax.
安靜變得安靜；放松

Of a peaceful nature;tranquil.
溫和的，寧靜的屬于安靜的天性的；寧靜的

hoped for a more tranquil life in the country.
希求置身鄉村的那種更為平靜的生活。

To cause to leave a tranquil condition;disturb.
使不安寧，使不穩定使離開平靜狀態；干擾

The quality or state of being tranquil;serenity.
平靜安靜的性質或狀態；寧靜

He looked at the man with a tranquil eye.
他以平靜的眼神看著那個男人。