rigging adjoint functor

例句：

1. 1. The engineer designed therigging system for the new ship.
   工程师为新船设计了悬挂系统。
2. 2.The rigging was so heavy thatit could not be lifted by a singleman.
   悬挂装置太重，一个人无法抬起。
3. 3.The rigging was carefully checked beforethe launch to ensure safety.
   在发射前，仔细检查悬挂装置以确保安全。