I have a hard head.

我的头很硬。

youdao

I am touchy and have a hard head, all the defects of the Calabrians and I have fiery nature.

我很暴躁，有点顽固，身上有许多卡拉布里亚人的缺点，我本性就很暴躁。

youdao

Of my sons, my "believer" would tell me quickly but my "skeptic" would probably never tell me because he would have a hard time admitting that he was in over his head.

就我的孩子而言，我那个“信任者”的孩子将会告诉我，但是“怀疑者”可能永远都不会跟我说，因为他将会度过一段艰难的时间来承认那人在自己的能力之外。

youdao

Before you board, make a copy of your passport and have a bag with necessities like hard-to-replace medication, said Kimberly Wilson Wetty, head of the Valerie Wilson Travel's cruise department.

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You know how hard it is for your parents if they have to get on a bus to go get a head of lettuce and they just came home from work and they have to get in a cab to go to a grocery store -- that's hard and expensive for them, right?

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