it can be said with certainty that...
导读:单词音标
it can be said with certainty that...
汉语翻译可以断然...
it can be said with certainty that...
汉语翻译可以断然...

单词音标
it can be said with certainty that...
汉语翻译
可以断然...

it can be said with certainty that...
可以断然...