guide stem

基本解释

A cover bearing and integral seat bearing guide the stem assembly for precise alignment with the seat.
阀盖轴承和整体阀座轴承引导阀杆总成，实现与阀座的精确定位。
Last year a group at the University of Minnesota found a way to guide human embryonic stem cells into becoming a potent type of white blood cell which destroys tumour cells.
去年，明尼苏达大学的一个科研小组找出了一种可以引导人类胚胎干细胞，使其转化成强有力白细胞类型的方法，从而破坏肿瘤细胞。
The finding advances ongoing research by Dr. Wells and his team to guide embryonic stem cells to become pancreatic beta cells, which scientists believe could be used to treat or cure type1 diabetes.
Wells博士及其研究团队深入持续研究并诱导胚胎干细胞分化为胰腺β细胞，这让科学家们相信可以使用该方法治疗甚至治愈1型糖尿病。

The National Center on Elder Abuse has partnered with the Eldercare Locator to produce a consumer guide that is now available to help stem elder financial abuse.
FORBES: Holiday Gatherings Can Put A Fork In Elder Fraud