| 单词 | stem |
| 释义 | stem¹ 1.(main stalk)+of plant茎；干 He cut the stem with his knife and handed her the flower.他用刀割断花茎, 把花递给她。 2.(subsidiary stalk)+of plant(花、果、叶的)枝 The old stems that have carried fruit should be cut out.结过果的老梗应该剪掉。 3.(stalk)+of algae, fungi茎；柄；轴 4.(long slender part)+of pipe, glass柄 He chewed the stem of his pipe.他把烟斗的柄衔在嘴里。 She played with the stem of her glass.她把玩着玻璃杯的杯柄。 5.【植】(banana stalk)蕉头(带香蕉串的果序梗) Banana plants produce one stem at a time.芭蕉属植物一次生出一根蕉头。 6.(line of descent)家系；血统 7.(round pin)+of lock锁芯轴 8.(watch)(手表的)转柄 9.【语言】(root)+of word词干 10.【印】(main stroke)+of letter, note(字体的)干线；(音符的)符干 11.【电子】(tubular glass section)+of bulb, valve管座 12.【海】(upright timber; at bow)艏柱 13.【海】(front)+of vessel船头；艏 from stem to stern船头到船尾；全船 The ship is decorated from stem to stern with Christmas greetings.这艘船从头到尾都装点着圣诞饰品。 The ship was ablaze from stem to stern.整条船都烧着了。 14.【滑雪】(skiing technique)向外转动滑雪板(转弯或减速技巧) stem² 🄰 vi. 1.to stem from sth (originate from)起源于… Their aggressiveness stemmed from fear.他们的攻击性源于恐惧。 All my problems stem from drink.我所有的问题都源于饮酒。 The instability stems from the economic effects of the war.不稳定性源于战争对经济的影响。 2.【滑雪】(manoeuvre ski)(向外)转动滑雪板 🄱 vt. 1.(make headway against)+ tide, wind逆…而上；顶…而行 We'll need all the speed we can to stem the incoming tide tonight.今夜我们需要以全速逆着上涨的潮水而行。 2.(remove stem from)给…去茎 3.<正式>(stop)+ flow, bleeding, tears, oil spill止住；阻止 Her nursing background was some help in trying to stem the flow of blood.她的护理背景在帮忙止血时派上了用场。 He stuck his thumbs into his eyes to stem the tears.他用双手拇指按住两眼来止住泪水。 Hold the wound closed to help stem the bleeding.按住伤口帮助止血。 4.<正式>(restrain)+ flow, increase遏制；抑制 The authorities seem powerless to stem the rising tide of violence.当局似乎无力阻止愈演愈烈的暴力行为。 measures to stem the flow of illegal drugs遏制非法药物流出的措施 5.(pack tightly, stop up)捆；扎；堵 6.+ ski(向外)转动(滑雪板) |
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