Youth will have its course.
人生谁无少年时,甜苦酸辛各自知.
A salt or an ester of picric acid.
苦味酸盐（或酯）含苦味酸的盐或酯
picric acid
苦味酸(三硝基苯酚)
3-methoxy-4-hydroxy mandelic acid 3-
甲氧基-4-羟基苦杏仁酸
"Five tastes of medicinal herb: sour, Bitter, sweet, hot and salty"
草药的五味:酸、苦、甘、辛、咸
Sourness of taste, character, or tone.
尖酸，苦涩，刻薄味道、性格或语调的尖酸
Electric Spray Ionization Mass Spectrum of Picric Acid and Styphnic Acid
苦味酸和斯蒂酚酸电喷雾电离质谱裂解研究
Determination of calciun in silicon iron by discoloring spectrophotometry with Picramine CA
苦安酸偶氮变色酸褪色光度法测定硅铁中钙
The Chinese cuisine Based on five tastes: sour，sweet, Bitter，hot and salty.
中国菜以五味为主:即酸、甜、苦、辣、咸。
In this respect it resembles picric acid.
在这方面它类似于苦味酸。
She was not made for mean and shabby surroundings.
她天生受不了穷苦寒酸的日子。
Life, like a box of chocolates, is full of sweetness as well as bitterness.
生活是一道甜酸苦辣混合的餐点。
It was altogether mixed pickles within him, hot and sickly pickles.
他的心情非常复杂，酸甜苦辣都有。
She was given to using bitter sarcasm.
她惯于用尖酸刻薄语言挖苦人。
He has tasted the sweets and bitters of life.
他已尝遍了人生的甜酸苦辣。
She had never experienced the pangs of ragged matrimony.
她从来没有体验过穷酸婚姻的痛苦。
He has had his ups and downs in life.
他现在已体验到生活中的酸甜苦辣了。
Joys and Sorrows of Life in Writing: Postscript of Disturbance of Academic Titles;
文字生涯的甜酸苦辣——《职称风波》后记