自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
ADJ-GRADED 激烈的；猛烈的；充满敌意的 In a bitter argument or conflict, people argue very angrily or fight very fiercely.
...the scene of bitter fighting during the Second World War.
...a bitter attack on the Government's failure to support manufacturing...
ADJ-GRADED 怨恨的；愤愤不平的 If someone is bitter after a disappointing experience or after being treated unfairly, they continue to feel angry about it.
She is said to be very bitter about the way she was sacked...
His long life was marked by bitter personal and political memories.
ADJ-GRADED （经历或感觉）令人非常失望的，痛苦的，辛酸的 A bitter experience makes you feel very disappointed. You can also use bitter to emphasize feelings of disappointment.
I think the decision was a bitter blow from which he never quite recovered...
A great deal of bitter experience had taught him how to lose gracefully...
ADJ-GRADED 寒冷的；刺骨的 Bitter weather, or a bitter wind, is extremely cold.
Outside, a bitter east wind was accompanied by flurries of snow.
...after spending a night in the bitter cold.
ADJ-GRADED （味道）苦的 A bitter taste is sharp, not sweet, and often slightly unpleasant.
The leaves taste rather bitter.
...as the wine ages, losing its bitter harshness, and becoming softer and smoother.
N-MASS 苦啤酒 Bitter is a kind of beer that is light brown in colour.
...a pint of bitter.
PHRASE 坚持到底；拼到底 If you say that you will continue doing something to the bitter end, especially something difficult or unpleasant, you are emphasizing that you will continue doing it until it is completely finished.
The guerrillas would fight to the bitter end, he said, in order to achieve their main goal.