stem
[stɛm]
n.
（花草的）茎;
词干;
（高脚酒杯的）脚;
烟斗柄;
vt.
遏制[阻止]（液体的流动等）;
阻止;
封堵;
遏止;
例句:
-
Twist the string carefully around the second stem with the other hand.
用另外一只手小心地把细绳缠绕到第二根茎上。
-
Cut them off cleanly through the stem just below the node.
就从茎节下面，沿茎干把它们全砍掉。
-
The stinging nettle has a square stem and little hairs.
荨麻长有四方茎和细小茸毛。
-
Stem cell research is still a very new field.
来自VOA
-
A temptation to wire...the stem of a recalcitrant tulip.
来自C. Spry
-
Even greater damage can stem from the clinical disorder.
来自SA
-
“Uni-” is the stem of “unity”
.uni-是unity的词干。
来自《权威词典》
-
The stem of the mushroom is broken.
这只蘑菇的梗折断了。
来自《权威词典》
-
The stem supports the branches.
树干支持着树枝。
来自《权威词典》