... tetraethyl tin 四乙基锡 tetraethyl urea四乙基脲 tetraethylammonium `tetrE9i:WaIlE`mEunuEm,-9eWIl- n. [化]四乙铵 ...
双语例句
1
The composite silica microsphere was obtained through the polymerization of urea and formaldehyde occurred in the silica sol that prepared from the hydrolyzation of tetraethyl orthosilicate.