Stem
01
茎
the main part of a plant that connects the roots to the twigs, leaves, and flowers
语法信息
有生性状态
无生命
形态构成
简单词
可数
复数形式
stems
例子
The scientist examined the stem under a microscope to study its structure and how it conducts nutrients.
科学家在显微镜下检查了茎，以研究其结构以及它如何传导养分。
02
词干, 词根
(in linguistics) the base form of a word after removing affixes
例子
In "unhappiness," the stem is "happy."
在“不幸”中，词干是“幸福”。
03
茎, 脚
a long, narrow, or cylindrical part of an object or mechanism
例子
He replaced the broken stem of his wine glass.
他更换了酒杯的破损脚。
04
横滑转弯, 犁式转弯
a type of turn in skiing made by angling one ski outward while the other remains straight
例子
He practiced the stem to control his speed on steep slopes.
他练习了stem以在陡峭的斜坡上控制速度。
05
船首, 舰艏
the forwardmost part of a ship or aircraft, forming its leading edge or prow
例子
The ship's stem cut cleanly through the waves.
船的船首利落地劈开波浪。
06
烟斗杆, 管
the hollow shaft of a smoking pipe connecting the bowl to the mouthpiece
例子
He cleaned the pipe's stem after every use.
他每次使用后都会清洁烟斗的斗柄。
07
美腿, 腿
a person's leg, often used playfully or in casual conversation
俚语
例子
She has long, toned stems that look amazing in those shorts.
她修长而结实的腿在那条短裤中看起来棒极了。
to stem
语法信息
形态构成
简单词
状态动词
规则
现在时
stem
第三人称单数
stems
现在分词
stemming
一般过去时
stemmed
过去分词
stemmed
例子
The rise in inflation can often stem from increased demand for goods and services without a corresponding increase in supply.
通货膨胀的上升往往源于对商品和服务的需求增加而没有相应的供应增加。
02
阻止, 遏制
to stop something, particularly something undesirable, from developing or spreading
Transitive: to stem an undesirable action or event
例子
Quick action to quarantine affected individuals helped stem the spread of the contagious disease in the community.
迅速采取行动隔离受影响的个人有助于遏制传染性疾病在社区中的传播。
03
阻止, 遏制
to restrain, obstruct, or halt the movement or flow of a liquid
Transitive: to stem the flow of a liquid
例子
The plumber worked quickly to stem the flow of water from the burst pipe.
水管工迅速工作以阻止爆裂管道中的水流。
04
去梗, 摘除茎部
to extract or cut away the central supporting structure, typically of fruit or tobacco leaves
Transitive: to stem fruit or tobacco leaves
例子
Before making a fruit salad, it's necessary to stem the strawberries to remove the tough central core.
在制作水果沙拉之前，有必要去蒂草莓以去除坚硬的中央核心。
STEM
01
STEM, 专注于科学、技术、工程和数学的研究领域和职业
fields of study and careers that focus on science, technology, engineering, and mathematics
语法信息
有生性状态
抽象
形态构成
复合词
不可数
例子
She is pursuing a degree in STEM to become an engineer.
她正在攻读STEM学位以成为一名工程师。
词汇树
stemless
stemmatic
stem
