Alkyl sulfur compounds

alkyl

n. 烷基, 烃基\\na. 烷基的, 烃基的

sulfur ['sʌlfɚ]

n. 硫磺，硫黄;硫磺色; vt. 用硫磺处理;

compounds

n. 场地( compound的名词复数 ); 复合物; （筑有围墙的）院子; 复合词\\nv. 调和( compound的第三人称单数 ); 使混合; 使严重; 调停

John proposed marriage to Helen.

绚翰向沦论求婚。

I ought to go right away.

我应该立刻去。

Do you remember one afternoon ten years ago when I came to your house and borrowed a necklace of yours? Pierre, my husband, was working in a government office. We'd been invited to a ball at the palace so I needed to borrow some jewellery.

10年前的一个下午，我到你家借过一条项链，你还记得吗？我的丈夫比尔当时在政府的一个部门工作。我们被邀请参加一个宫庭舞会，所以我需要借一点珠宝首饰。