
stems
词源
源自古英语 'stefn' 或 'stemn'(树干、船首),与古诺尔斯语 'stafn' 同源,最终源自原始日耳曼语 *stamniz。
noun
❶ 植物的茎或干,指支撑叶子、花朵和果实的主要部分,通常从地面向上生长。
“The stems of the flowers were long and green.”
(这些花的茎又长又绿。)
“She cut the stems of the roses before putting them in the vase.”
(她把玫瑰花的茎剪短后插进花瓶。)
❶ 物体的主干或支撑部分,如酒杯的脚、烟斗的柄等,起到连接或支撑的作用。
“He held the wine glass by its delicate stem.”
(他握着酒杯纤细的脚。)
“The stem of the pipe was made of cherry wood.”
(烟斗的柄是用樱桃木做的。)
verb
❶ 阻止或遏制某事物的扩散或发展,通常用于描述控制负面情况如流血、问题等。
“The doctor worked to stem the bleeding from the wound.”
(医生努力止住伤口的流血。)
“New policies were introduced to stem the rise in crime.”
(新政策的出台是为了遏制犯罪率的上升。)
❶ 起源于或由某事物发展而来,常用于描述事物间的因果关系或来源。
“Her fear of dogs stems from a childhood incident.”
(她对狗的恐惧源于童年的一次事件。)
“The conflict stems from a misunderstanding between the two leaders.”
(冲突源于两位领导人之间的误解。)
常见短语
stem from — 表示某事物是由另一事物引起或发展而来,强调起源或原因。
“Her passion for music stems from her early exposure to classical concerts.”
(她对音乐的热爱源于她早期接触古典音乐会。)
stem the tide — 比喻阻止某种趋势或潮流的蔓延,常用于描述遏制负面现象。
“The government is trying to stem the tide of unemployment.”
(政府正努力遏制失业潮的蔓延。)