1、May I make bold to borrow a half-crown from you
我可以冒昧地向你借半克郎硬幣嗎？

2、I make bold to ask you a favour.
我冒昧地求你一件事。

3、May I make bold to suggest that you were wrong to do so?
我斗膽說一句， 這件事您做錯了。

4、May I make bold to borrow a half-crown from you?
我可以冒昧地向你借半克郎硬幣嗎？

make bold翻譯