我比较慢热用英语怎么说

"慢热"在英语中可以用 "slow to warm up" 来表达。这个短语的来源可能源于"热"的本义是 "热情"，而 "慢"则是指迟迟才有所表现。

例句1：

He's always been slow to warm up in social situations.
他在社交场合总是慢热。

例句2：

She's slow to warm up to new people, but once she gets to know you, she's a great friend.
她对新人慢热，但一旦认识你，就是一个好朋友。

例句3：

He's a bit slow to warm up in the morning, but once he's had his coffee, he's good to go.
他早上有点慢热，但喝了咖啡后就能开始工作。