colossal

天大的错误

refers to a very serious error with significant consequences

一个极其巨大或严重的错误。

巨款

a very large amount of money

非常大的一笔钱

巨大的浪费

a very large and regrettable misuse of resources like time or money

对时间或金钱等资源的极大且令人惋惜的滥用

refers to a very serious and often stupid mistake

巨大的雕像

a statue of immense size

形容极其巨大的雕像

used to describe extreme and shocking rudeness or impudence