Couldn't have什麼意思
"Couldn't have" is a contraction that means "could not have." It is used to express a lack of ability or possibility in the past. Here are some examples of how it might be used in a sentence:
- "I couldn't have done it without your help." (I was not able to do it without your help.)
- "The team couldn't have won the championship without strong teamwork." (The team was not able to win the championship without strong teamwork.)
- "The experiment couldn't have gone better." (The experiment did not go better.)
- "She couldn't have been more pleased with the outcome." (She was not more pleased with the outcome.)
In each of these examples, "couldn't have" is used to express a past situation where something was not possible or did not happen.