ratio by weight的用法和样例：
例句
- He thinks it is the container's lower weight, rather than its collapsibility, that makes it attractive.
巴特认为减少箱子的重量比它的可折叠性更具吸引力。 - Their solution was an agile aircraft with a high thrust-to-weight ratio, providing acceleration and maneuverability, not maximum speed.
他们的解决方案是一架拥有高推力重量比的敏捷型飞机，提供较快加速度和机动性，而不是最大化速度。
