a welcome guest的用法和样例：
- Be a welcome guest in a hotel. Don't damage objects in hotel rooms. Wine and dine quietly, and don't waste food.
- Not only did he correspond with these distinguished people,but as soon as he got a vacation,he visited many of them as a welcome guest in their homes.
- He was a welcome guest at the Roosevelt White House, and after war broke out in 1939 he worked tirelessly to promote British interests in America.
- But methinks there is a lack of that earnest and precise attention on your Majesty which men show to a welcome guest of a degree so far above them.
- You are a welcome guest.