USDA guidelines recommend three ounces or more of whole grains per day.

USDA指南中建议每天使用三盎司以上全谷类食品。

youdao

A cup of potato salad can have more than 1,300 milligrams of sodium, three ounces of canned ham almost 1,000.

一杯马铃薯沙拉中的钠，可能超过一千三百毫克，而三盎司的罐装火腿中的钠也有将近一千毫克。

youdao

Know the 3-1-1 exceptions: Traveling with more than three ounces of liquid medications, baby formula, or breast milk?

了解3-1-1的例外物品：可以携带超过3盎司的液体药品，婴儿配方奶粉或是母乳出行吗？

youdao

Three ounces of meat might have x calories or it might have y calories depending on what the meat is, how much salad dressing gets thrown on a salad, how much of this gets or that gets put in a food will vary its calorie content a lot.

三盎司的肉也许有x卡路里,也许有y卡路里,取决于肉的种类,色拉中放了多少色拉酱,在食物中有多少这个或那个,也会导致卡路里含量的差异

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It weighs about three ounces and folds into a compact little package for carrying.

FORBES: Ten O'Clock Tech: Panasonic's Music Boxes

Both fighters comfortably made the weight, both registering 11st 13lb with Kessler just three ounces lighter, yet it was Froch who appeared the most comfortable on the scales.

BBC: man Robin Chipperfield on Froch-Watch

The general sense is that the TSA has mostly stopped calling out travelers who leave their deadly tubes of toothpaste in their bags or dare to carry more than three ounces of shampoo.

FORBES: Business Travel Rivalries To Be Sorted Out