at speed的用法和樣例：
例句
- The taxi sped off at full speed.
那輛出租車(chē)飛快地開(kāi)走了。 - He was typing with speed and efficiency.
他在飛快地打字，工作效率很高。
詞匯搭配
- at top speed 全速，以最快速度...
- at breakneck speed 以極危險的高速度...
- at full speed 全速
- at the top of one's speed 以最高的速度...
- at lightning speed 閃電似地(風(fēng)弛電掣地...
