1. He unbolted the shackles on Billy's hands. 他打开比利的手铐。
2. The list may become some intangible shackles for them if their own school ranks poorly. 如果他们自己的学校排名不佳，这个名单可能会给他们带来无形的束缚。
3. A 4.75 inch diameter heavy wireline connected to a 5 inch studless chain using heavy shackles and link plates. 一根直径为4.75英寸的重型电缆，使用重型卸扣和链节板连接至5英寸无钉链。
4. Wall Street also faces tighter shackles. 华尔街也面临更严酷的阻挠。
5. We will never break away from the worldly shackles. 我们永远都无法摆脱世俗的束缚。
