Folders, files, and forms in triplicate were strewn across Emily's desk.

艾米丽的书桌上布满了一式三份的文件夹、文件及表格。

《柯林斯英汉双解大词典》

Each sample was tested in triplicate.

每种样品都做过三次检验。

《牛津词典》

She always apologized in triplicate.

她道歉总是一式三份。

youdao

The school has briefed you on contingencies, and your emergency-contact cards have been filed in triplicate.

NEWYORKER: Playdate

Dispatches were sent in triplicate because the French knew some would be captured and, naturally, the documents were in code.

ECONOMIST: Napoleon and Wellington

If China were building infrastructure projects in triplicate, it might portend that China was overbuilding at a faster pace than Dubai.

FORBES: Nouriel Roubini Is All Wrong About China