They decompose and are quickly destroyed by the weather or eaten by some other creature.
因为它们腐败之后很快就被风化掉，或被别的动物吃掉了。
新概念英语第四册
Lesson 26 The past life of the earth
📚 句中词汇解析
从本句中提取的重要词汇
vt.& vi. 分解;（使）腐烂;
💡 de相反+compose组成→组成的相反→分解
"As the waste materials decompose, they produce methane gas."
废物腐烂时会产生沼气。
近义：molder, putrefy, putresce, rot, spoil, taint
adv. 迅速地;立即;马上;
💡 quick迅速的+ly表副词 →迅速地
"The party was arranged quickly."
聚会很快就安排好了。
近义：apace, hurriedly, lightly, precipitately, promptly, rapidly
反义：leisurely, slow, tardily, unhurriedly, calmly, lazily
n. 生物，动物;人;创造物;（他人的）工具;
💡 cre产生+ at=ate表动词 + ure表名词→ create创造 + ure表名词 → 创造物，生物
"The dormouse is a shy, nocturnal creature."
榛睡鼠是一种在夜间活动的胆小动物。
近义：inbeing, being, entity, wight, animal
n. 天气， 气象;暴风雨;
vt.& vi. 晒干， 风化;
vt. 平安渡过， 挨过;[地]使风化;
💡 我们(we)在(at)听她(her)预报 天气
"The travellers looked weather - beaten , there was little spit and polish."
旅客们满面风尘, 仪容不整.
近义：ride, bear, endure, season, acclimatize, adapt