不够的

• short
• scanty
• insufficient
• scant
• t enough

例句

1. 只有言语是不够的。
   Mere words are not enough.
2. 干这项工作，仅仅能随便说几句漂亮话是不够的，它需要有真正的头脑和理解力。
   It isn't enough in this job to be able to toss off a few bright remarks. It calls for real thought and understanding.
3. 我们的木材供应证明是不够的。
   Our wood supply proved insufficient.