Warning: Undefined array key 1 in D:\INETPUB\VHOSTS\luhui.net\httpdocs\en\index.php on line 138 三元化合物 【化】 ternary compound\n【医】 ternary compound; tertiary compound - 鲁虺汉英词典 Warning: Undefined array key 1 in D:\INETPUB\VHOSTS\luhui.net\httpdocs\en\index.php on line 220