名詞 cactus:

1. any succulent plant of the family Cactaceae native chiefly to arid regions of the New World and usually having spines

1. A cactus that radiates spines.
   長滿尖刺的仙人掌
2. Cacti live in dry regions.
   仙人掌生長在干旱地區(qū)。
3. The cactus is full of prickles.
   仙人掌長滿了毛刺。

cac.tus

n.（名詞）
【復數(shù)】 cac.ti[-to.] 或 cac.tus.es
Any of various succulent, spiny, usually leafless plants native mostly to arid regions of the New World, having variously colored, often showy flowers with numerous stamens and petals.
仙人掌：一種多漿植物，有小刺，無葉，大多生長于西半球的干旱地區(qū)，有顏色各異，通常色彩鮮艷奪目的花朵，有若干個雄蕊和花瓣
Any of several similar plants.
仙人掌類植物：類似植物中的一種

來源：
Latin [cardoon]
拉丁語 [刺菜薊，朝鮮薊]
from Greek kaktos
源自 希臘語 kaktos