The good news for the field of stem-cell therapy comes from a paper published in this week's Lancet.
干细胞治疗领域的好消息来自本周发表在《柳叶刀》杂志上的一篇论文。
She decided to start an afterschool program where children participated in STEM-based competitions.
她决定开办一项课外活动，孩子们可以参加以 STEM 为基础的竞赛。
The plant's stem is marked with thin green longitudinal stripes.
这种植物的茎上长有绿色细长条纹。
The administration is trying to stem the flood of refugees out of Haiti and into Florida.
政府正设法阻止大批逃离海地的难民涌入佛罗里达。
Austria has sent three army battalions to its border with Hungary to stem the flow of illegal immigrants.
奥地利已派遣3个营到达与匈牙利接壤的边境处，以阻止非法移民的流入。
He stooped down, cut the stem for her with his knife and handed her the flower.
他弯下腰，用刀替她割下花茎，然后把花递给她。
The main stem will extend to around 12 ft, if left to develop naturally.
如果让其自然生长，主干会延伸到12英尺左右。
These spiral vessels are part of a banana plant stem.
这些螺旋状的脉管是香蕉植物茎的一部分。
Science is the solution to stem rust, not the cause of its return.
科学是根茎锈病的解决办法，而不是其复发的原因。
Different from the embryonic stem cell we talked about before, it's an example of an adult stem cell.
和我们之前谈到的胚胎干细胞有所不同，这是一个成人干细胞的例子。
Stem cell researchers have found a way to get perfectly usable stem cells from fully grown human beings.
干细胞研究人员已经找到了一种从成年人身上获得完全可用的干细胞的方法。
Recently, the UK National Stem Cell Network warned the UK could lose its place among the world leaders in stem cell research unless adequate funding and legislation could be assured.
最近，英国国家干细胞网络部门警告说，如果没有足够的资金和立法保障，英国可能会失去在世界干细胞研究领域的领导地位。
The stem helps hold the roots up.
茎帮助支撑根。
When the stem dies, its hormone signal also ceases.
当茎死亡时，它的激素信号也停止了。
People are saying that stem cells are basically going to be the new miracle drug.
人们常说干细胞将会是新的救命的奇药。
Toxic minerals would first be absorbed by roots but later relocated to the stem and leaves.
有毒的矿物质首先被根部吸收，然后转移到茎和叶上。
There's a lot of interests in obtaining stem cells from the blood of the umbilical cord on birth.
人们对从出生时的脐带血液中获取干细胞很感兴趣。
The first is an automatic, metabolic system whose control is centered in the brain stem.
第一种是自发的新陈代谢系统，它的控制集中在脑干上。
She tied a knot in a cherry stem.
她在樱桃梗上打了个结。
He pointed at me with the stem of his pipe.
他用他的烟斗柄指着我。
She sat twirling the stem of the glass in her fingers.
她坐在那里用手指捻动着高脚酒杯的柄脚。
His efforts to stem the tide of violent crime have been as effective as Canute's.
他遏制暴力犯罪增长的努力一直是螳臂当车。
All my problems stem from drink.
我所有的问题都是酗酒引起的。
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