clear (water); thorough

clear; limpid

limpid; crystal clear

variant of 徹底|彻底[che4 di3]

variant of 徹查|彻查[che4 cha2]

variant of 透徹|透彻[tou4 che4]

water so clear you can see the bottom

(of a body of water) clear enough to see the bottom; limpid