1. 这是铁的事实，无庸置辩。
That is an ironclad fact that is beyond controversy.
2. 这是铁的事实，无庸置辩。
Fact that is beyond controversy.
3. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
3. 这则新闻报道的事实，无庸置辩。
The truth of this news story is beyond debate.
4. 这是铁的事实，无庸置辩。
Not composed of or containing iron.
5. 无庸置辩
5. 这是铁的事实，无庸置辩。
The matter is beyond controversy.