on a grand scale的用法和樣例：
例句
- The conference was on a grand scale.
這次大會(huì )規模宏大。 - And then he took the final irrevocable step that established the authenticity of these intentions and assured the safety of the grand council to be assembled.
接著(zhù)，他邁出了最后的一步，這一步在一般人心目中，確立了他的和平意圖的真實(shí)性，同時(shí)也保證了即將召開(kāi)的規模宏大的會(huì )議的安全。
