wool (n.) 羊毛
Australia is one of the world's main producers of wool.
exhibit (v.) 展示
He exhibited great self-control considering her rudeness.
develop (v.) (使)發育
He wasn't developing like all the other little boys.
breed (v.) 交配繁殖
Most birds breed in the spring.
coarse (adj.) 粗糙的
Linen is a coarse-grained fabric.
primarily (adv.) 主要地
Baseball is primarily a summer game.
tolerate (v.) 忍受
I can’t tolerate you anymore.
stamina (n.) 耐力
The triathlon is a great test of stamina.
undercoat (n.) 內層
Bears have furry undercoat to survive winters.
shed (v.) 使脫落
The trees shed their leaves in autumn.
herbivore (n.) 草食性動物
Cows and sheep are herbivores.
Hibiscus (n.) 朱槿
Hibiscuses are beautiful flowers.
Mulberry leaf (n.) 桑葉
Mulberry leaves are Silkworm’s favorite food.