castor

n.

（家具的）小脚轮；调味品瓶；蓖麻；

复数：castors

castor oil 蓖麻油（等于ricinus oil）

castor bean蓖麻子

castor and pollux卡斯特与帕勒克（古希腊罗马神话中的挛生神灵）；[天]双子星座

1. My brother has been a caster all his life.
   我兄弟当了一辈子铸工。
2. Castor oil is used for medicine.
   蓖麻油可作药用。
3. This bottle of oil is made from castor.
   这瓶油是用蓖麻制成的。

Castor oil: a vital industrial raw material.
Castor oil as a renewable resource for the chemical industry
The social role of scent marking in beaver (Castor Canadensis)
Ecosystem Alteation of Boreal Forest Streams by Beaver (Castor Canadensis)
Experimental habitat scenting inhibits colonization by beaver,Castor canadensis.
Phase III Trial of Nanoparticle Albumin-Bound Paclitaxel Compared With Polyethylated Castor Oil
Behavioral and Ecological Characteristics of A “Climax” Population of Beaver (Castor Canadensis)
Structure and function of a benthic invertebrate stream community as influenced by beaver ( Castor canadensis )
Phase III trial of nanoparticle albumin-bound paclitaxel compared with polyethylated castor oil-based paclitaxel in women with breas...
Elicitation of lignin biosynthesis and isoperoxidase activity by pectic fragments in suspension cultures of castor bean.