supersonic

adj. 超音速的;超声波的

They are, however, far more cost effective than supersonic fighter jets.

然而大雄蜂无人机比超音速战斗机更有成本效率。

tar

vt. 涂以焦油;玷污

Did the tar settle on the road?

路上的柏油干硬了吗?

switch

vt. 转换;用鞭子等抽打

Switch from one module to another.

从一个模块转换到另一个模块。

suitcase

n. [轻] 手提箱;衣箱

He jammed his clothes into a black suitcase.

他把衣服塞进了一只黑手提箱。

synchronize

vt. 使……合拍;使……同步

The film does not synchronize with sound.

该影片画面与声音不同步。

tackle

vt. 处理;抓住;固定;与…交涉

That depends on how you tackle the problem.

那取决于你如何处理这个问题。

suburb

n. 郊区;边缘

He wanted to home in the suburb.

他想在郊区安个家。英语六级评分

surpass

vt. 超越;胜过，优于;非…所能办到或理解

What have ye done to surpass man?

你们曾经做出什么努力来超越人呢?