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The risin and tannin that can be extracted from it are sought by the chemical industry.

从中提香和是化学很需要

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cyanosed, cyanosensor, cyanosis, cyanosite, cyanosulfanilamide, cyanotic, cyanotrichite, cyanotype, cyanouracil, cyanox,

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3G, 401(K), a,

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揭秘泰坦尼克号

It takes years for a skeleton to vanish, but the shoes treated with tannic acid—they won't eat them.

骸骨需要几年才能消失,但是用鞣酸处理过鞋子——海水无法们。

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The water draws out of this bark a substance known as tannin; and the tannin changes the soft, jelly-like skins into tough, strong leather.

在水作用下, 树皮能够分泌一种名叫鞣酸物质, 而就可以把凝胶一般柔软毛皮变成结实、牢固皮革。

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cyasma, cyasterone, cyathiform, cyathin, cyathium, cyathotheca, cyathozooid, Cyathus, Cybele, cyber,

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3G, 401(K), a,
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