stem

/stem/ n. / v.
标准词条 CET-4
一句话记住

茎；干；柄；阻止；遏制

释义与例句

n. 茎；干；柄
the main long thin part of a plant above the ground from which leaves or flowers grow
  1. The rose has a long stem with thorns.
    玫瑰有一根带刺的长茎。
  2. Cut the stems at an angle before putting them in water.
    把花茎斜着剪断再放入水中。
展开其余 1 条例句
  1. The stem of the mushroom is thick and white.
    蘑菇的茎又粗又白。
v. 阻止；遏制
to stop something from spreading or increasing
  1. The government is trying to stem the spread of the disease.
    政府正努力遏制疾病的传播。
  2. We must stem the flow of illegal drugs into the country.
    我们必须阻止非法毒品流入该国。
展开其余 1 条例句
  1. New measures were introduced to stem the rise in crime.
    出台了新措施以遏制犯罪率上升。

词源与构词

记忆钩子 植物的茎（stem）支撑花朵，也可阻止（stem）水流

词族与关联词

词族（同一词根派生出的不同词性或形式）
  • stemless 无茎的
    形容词形式
同义词
  • stalk 茎；秆
    stem 是通用词，stalk 常指粗壮的植物茎
    The corn stalks swayed in the wind. 玉米秆在风中摇曳。
反义词
  • promote 促进；推动
    与 stem（阻止）相反
    The policy aims to promote economic growth. 该政策旨在促进经济增长。
常见搭配
  • stem from 起源于；来自
    Many of his problems stem from a lack of confidence. 他的许多问题都源于缺乏自信。
  • stem the tide 遏制潮流
    It's hard to stem the tide of technological change. 很难阻止技术变革的潮流。