"直的"的英文是"straight"。
来源：
"Straight"这个词有很多意思，其中一种意思是"直的"。这个词源自中古英语"strecc"，最初的意思是"直线"，后来引申为"直的"。
一些英文例句及其中文翻译：
The road ahead is straight. (前面的路是直的。)
He has a straight nose. (他的鼻子是直的。)
Keep your back straight when you pft weights. (举重时保持背部直立。)
I need a straight answer from you. (我需要你给我一个直接的回答。)
She always tells the truth and doesn't beat around the bush. She is straight with people. (她总是说实话，不含糊其辞。她对人是直率的。)