The victim was for ever on the rack; it needed only to know the spring that controlled the engine- and the physician knew it well!
那牺牲者反正永远处于遭受煎熬的状态；只消知道控制引擎的弹簧就成了，而医生对此恰恰了如指掌！
2
This spring, the remotely controlled, Boeing-built aircraft, which features a "blended wing" body (wingspan: 21 feet), made its 80th flight as it completed the first phase of its testing.
The sliding displacement can be controlled by the right stiffness of spring under the circumstance that the effect of isolation doesn't decrease too much.