The cantilever taps across the surface with metronomic precision.But as it moves, it also behaves much like a tuning fork, producing overtones related to the fundamental vibration.
Other times he was strapped to a tuning fork, where crew members could steer and turn him from behind, as seen here, when he pulled himself up from under the bridge.
节奏轻触过物体表面，而悬臂
动时，就像是一个音叉，会产生
振动有关
盖茨比（原版）
会那
叉。
个
叉。
