Biodegradation of pollutants
[法] 污染物的生物解析
🧩 词语组成解析
生物降解
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 污染物质（尤指工业废物）( pollutant的复数形式 )
🗣️ 情景例句
Five.
五岁。
He is in conference.
他正在开会。
Apparently what happened was that water collected on these tar pits, and the bigger animals like the elephants ventured out on to the apparently firm surface to drink, and were promptly bogged in the tar.
沥青坑里积存了水，大象那样的大动物冒险到似乎坚固的水面上去饮水，立即掉进了沥青坑。