lack of cutting force

• 挖掘无力

lack of cutting force的用法和样例：

例句

1. The enterprise collapsed through lack of support.
   该企业因无力支持而倒闭。
2. Over it all hangs the torpid sullen breeze of May.
   但是无论哪里都躲不过那欲吹无力的五月的风。