Defense laboratory

defense [dɪ'fɛns]

n. (D-)（美国）国防部，防卫，防卫物; vt. 谋划抵御;

de去掉+fens打击+e→去掉打击→打退敌人→保卫

laboratory ['læbrə'tɔri]

n. 实验室;实验课;研究室;药厂;

Maybe.

也许是。

My brother wants to learn how to sail a boat.

我的兄弟要去学操纵帆船。

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。