“无语”的英文表达确实不是“No words”，以下是几种更地道的英文表达：
1. Speechless
Later today, I can only smile to myself speechless. 后来的现在，我只能对自己无语一笑。
The bad news rendered us all speechless from shock. 这个坏消息使大家惊愕得说不出话来。
2. Bite back (something) / Bite (something) back
He wanted to tell her his real ideas, but he bit the words back. 他想对她说出自己真实的想法，可他还是没说出来。
When I retire, it will be a very sad moment, but I will do it along with my son, so I'll have to be strong and bite back tears. 我退役时会很伤感，但我会和我的儿子在一起，那样我就会尽力显得坚强一些，忍住眼泪。
3. Have nothing / don't have much to say for oneself
She doesn't have much to say for herself. 她自己无话可说。
She has nothing to say for herself. 她自己无话可说。
4. Keep to oneself
Nobody knows much about him; he keeps himself very much to himself. 谁都不了解他，他这人很少与人来往。
He kept the news to himself. 他没告诉任何人这条消息。
She was quite introverted and always kept herself to herself. 她是一个内向的人，不怎么与人打交道。
5. Be not on speaking terms (with somebody)
She's not been on speaking terms with her uncle for years. 她已经好几年没再跟她叔叔说过话了。
He's not been on speaking terms with his father for three years because of a small thing. 因为一件小事，他已经三年没和他父亲讲话了。
6. Be lost for words
I was so surprised to see her that I was lost for words. 见到她太意外了，我一下子不知道该说些什么了。
After two years, her friend became so beautiful that she was lost for words. 两年之后，她的朋友变得如此的漂亮以致于她不知道该说什么了。
综上所述，“无语”在英文中有多种表达方式，可以根据具体语境选择合适的词汇或短语来表达。
