名词

1. She sat on a stool.
她坐在一张凳子上。

2. He has gone to stool.
他去大便了。

1. 便：Rotaviruses能在绒毛细胞的细胞质中复制与增殖,而被破坏的细胞可能剥落至肠道管腔,并且释放出大量病毒,所以粪便(stool)中会出现具感染性的病毒颗粒. Rotaviruses检验试剂组(kits)包括有稀释液(dilute solution)、滴管(dropper)、搅拌木棒以及试验反应盘.

2. 糞便：Rotaviruses能在绒毛细胞的细胞质中复制与增殖,而被破坏的细胞可能剥落至肠道管腔,并且释放出大量病毒,所以粪便(stool)中会出现具感染性的病毒颗粒. Rotaviruses检验试剂组(kits)包括有稀释液(dilute solution)、滴管(dropper)、搅拌木棒以及试验反应盘.

1. 凳子
A stool is a seat with legs but no support for your arms or back.

e.g. O'Brien sat on a bar stool and leaned his elbows on the counter.
奥布赖恩坐在一张吧凳上，胳膊肘靠在吧台上。

2. 两头落空;鸡飞蛋打
If someone has fallen between two stools, they are unable to decide which of two courses of action to take and as a result they have not done either of them successfully.

3. 大便;粪便
Stools are the pieces of solid waste matter that are passed out of a person's body through their bowels.

noun

1. a simple seat without a back or arms

2. a plumbing fixture for defecation and urination

Synonym: toiletcancommodecrapperpotpottythrone

3. (forestry) the stump of a tree that has been felled or headed for the production of saplings

4. solid excretory product evacuated from the bowels

Synonym: fecal matterfaecal matterfecesfaecesBMorduredejection