ramp up

v. 巩固, 提高

例句与用法：

After the ramp, the road veered to the right abruptly.

下了坡之后，路突然转向右边。

See the children ramping about in the playground.

你看孩子们在运动场上乱冲乱跳。

A highway interchange at which two highways, one crossing over the other, have a series of entrance and exit ramps resembling the outline of a four-leaf clover and enabling vehicles to proceed in either direction on either highway.

苜蓿叶式立体交叉的公路两条高速公路的立体交叉道，一条穿过另一条，有一系列入口和出口坡道，与四叶苜蓿的外形相似，车辆在两条高速公路上均可驶入任一的两个方向

Drive the car up the ramp.

把汽车开到斜坡。

词形变化：

动词过去式: ramped | 动词过去分词: ramped | 动词现在分词: ramping | 动词第三人称单数: ramps |