Alkyl suifur acid

[機] 烷基(換)硫酸

?? 詞語組成解析

alkyl
n. 烷基, 烴基\\na. 烷基的, 烴基的
acid ['?s?d]
adj. 酸味的;尖刻的;酸的;酸性的; n. <化>酸;酸味物質;
acid尖，酸，銳利 →酸；酸的，酸性的

??? 情景例句

so she'll think of me when she looks at the time.
這樣當她看的時候就會想起我。
Industry is fortune's right hand,and frugality her left.
勤勉是幸運的右手，世儉是幸運的左手。
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年還要派狗到雪山地里去幫助那些遇到困難的旅游者，
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