丝毫the slightest amount or degree
司令commander; commanding officer of the People's Liberation Army of China
司空见惯be a common sight/occurrence
思路thinking; coherence of an article
松绑untie a person; free somebody or an organization from unnecessary restrictions
水利water conservancy/control; water conservancy project
水域body of water; territorial waters
水涨船高Things improve with the improvement of the general situation.
水落石出Everything comes to light.
水货smuggled goods; shoddy product
水面surface of the water; area of water
硕果large fruit; great achievement
私下in private; without appropriate procedure
私营privately own or run; private
素养accomplishment/attainment in self-cultivation
素食vegetarian diet; be a vegetarian
说不上be unable to say or tell; be not worth mentioning
顺便in addition to what one is already doing, without much extra effort
顺势take advantage of an opportunity; conveniently
顺理成章write with good arrangement/presentation; logical/rational
水灵灵describe a clear and beautiful appearance; describe a moist and lively appearance
素不相识be strangers to each other