He opened the letter with trembling hands.

他双手哆嗦着把信打开。

《牛津词典》

He opened the letter and read it.

他拆开信读起来。

《牛津词典》

I opened the letter.

我拆开了那封信。

《柯林斯英汉双解大词典》

The policeman's hands shook as he opened the letter.

VOA: special.2009.12.26

Earlier, he said the employee who opened the letter was "doing well, " and that, so far, no one in his office has tested positive for the disease.

CNN: daschle

In addition, more than 1, 000 people who were either working in the Hart building or were in it when the letter was opened showed up for testing for anthrax and were given a three-day prescription of the antibiotic Cipro as a precaution.

CNN: daschle

The second letter to the mayor was opened by Mark Glaze, director of Mayors Against Illegal Guns -- founded and co-chaired by Bloomberg -- in Washington on Sunday.

CNN: Threatening letters to Bloomberg test positive for ricin