incomplete collocation

例句：

1. 1. The two words are not completely synonymous, but they can be used interchangeably.
   这两个词不完全同义，但可以互相替换使用。
2. 2.The incomplete collocation of the two words makes it difficult to understand the full meaning of the sentence.
   这两个词的不完整搭配使得整个句子的意思难以理解。
3. 3.In some cases, incomplete collocations can lead to confusion and misunderstandings in communication.
   在某些情况下，不完整的搭配会导致沟通中的混淆和误解。