chemistry

	胺 Tags: chemistry science Pinyin àn Part of speech noun English amine Login or register to post comments

	銨 / 铵 Tags: chemistry science Pinyin ăn Part of speech noun English ammonium Login or register to post comments

	氨基酸 Tags: chemistry science Pinyin ānjīsuān Part of speech noun English amino acid Login or register to post comments

	安全燈 / 安全灯 Tags: chemistry Pinyin ānquándēng Part of speech noun English safelight Login or register to post comments

	氨基甲酸酯類化合物 / 氨基甲酸酯类化合物 Tags: chemistry science Pinyin ānjījiăsuānzhĭlèihuàhéwù Part of speech noun English carbamate Login or register to post comments