stem

过去分词：

动词过去分词: stemmed

更多词形：

动词过去式: stemmed | 动词过去分词: stemmed | 动词现在分词: stemming | 动词第三人称单数: stems |

单词例句：

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

The aromatic, underground stem of the sweet flag, yielding an oil used in perfumery.

菖蒲根甜菖蒲的芳香的地下茎，可产生一种用于香水之中的油

Next to or facing the main stem or axis.

近茎轴一侧的紧挨着主茎或轴的，面向主茎或轴的

A small protuberance on a stem or branch, sometimes enclosed in protective scales and containing an undeveloped shoot, leaf, or flower.

芽，萌芽茎或枝上小的隆起物，有时被包在保护性的介壳中，内中有未发育的根、叶子或花

A plant having no permanent woody stem; an herb.

草本植物，花草没有永久木茎的植物; 草本植物

Don't eat the stem of a mushroom.

不要吃蘑菇的梗。

The main stem or central part about which organs or plant parts such as branches are arranged.

茎轴象枝条这样的器官或植物的基本构成体被排列于其上的主茎或中心部分

The sap flowed out when he broke the stem of the flower.

他把花茎折断，汁液就流了出来。

Can stem cells regenerate infarcted myocardiocytes?

干细胞能再生梗死心肌吗?