"真好看" 的英文表达是 "really good-looking"。这个短语是由 "really" 和 "good-looking" 两个单词组合而成的。
"Really" 是一个副词，意思是 "真正地"，"确实地"。
"Good-looking" 是形容词，意思是 "好看的"，"漂亮的"。
例句：
She is really good-looking.（她真好看。）
He is a really good-looking guy.（他是个非常好看的男孩。）
The dress is really good-looking.（这件衣服真好看。）