【化】 methylthioglycolic acid
armour; first; nail; shell
【医】 carapace; concha; conchae; helo-; nail; onycho-; onyx
sulfur; sulphur
【化】 sulphur
【医】 S; sulf-; sulfo-; sulfur; sulph-; sulphur; thio-
【化】 acetic acid; ethanoic acid; lead tetraacetate; methyl carbonic acid
zoonic acid
【医】 acetic acid; ethanoic acid