他对迟到的解释相当牵强，没能说服任何人。

His explanation for being late was rather ___feeble and didn't convince anyone.

这项新政策是解决一个更深刻问题的软弱尝试。

The new policy is a ___feeble attempt to solve a much deeper problem.

久病之后，她的声音听起来虚弱而遥远。

After the long illness, her voice sounded ___feeble and distant.