The point on a stem where a leaf is attached or has been attached; a joint.

节（茎上生叶处）茎上的点，此处长叶或有叶子；节点。

youdao

Can be a passive CAM or a spring-loaded device with two or more camming pieces on a stem.

可以是被动凸轮保护器，也可以是有两个或更多凸轮装置的弹簧保护装置。

youdao

The main thing is to have clear glass that is as thin as possible with a bowl on a stem that goes in towards the rim so that you can swirl to release aroma without losing either wine or vapour.

重要的是酒杯要透亮，杯壁得尽可能薄，杯脚上方的杯身得向杯边内切，这样的话匀摇酒杯时，酒香能缓释出来，但又不至于把酒洒出或者散味。

youdao

And until BP finds a way to stem the flow, no one can estimate the full effect of this disaster on BP, its shareholders,or employees.

VOA: standard.2010.06.18

There's a lot of interest in obtaining stem cells from the blood of the umbilical cord on birth.

从出生时的脐带血中取得一些干细胞,也很有趣

耶鲁公开课 - 生物医学工程探索课程节选

We have a big job on our hands,". Borlaug expressed concern about a new variety of wheat stem rust attacking wheat plants in Africa and advocated greater coordination of researchers around the world to stop its spread.

VOA: standard.2009.09.13

What it is, is a 16- by 14-inch aluminum platform with two 14-inch wheels on either side, and a scooter-style handlebar on a stem.

FORBES: A Standing Ovation

A. had a map light on a chrome stem, and quivering dials.

NEWYORKER: Hand on the Shoulder

On September 5, the Senate's Health, Education, Labor and Pensions Committee will hold a hearing on stem cell research, to determine more details about where the stem cell lines come from.

CNN: NIH announces owners of stem cells