因为一个人的膳食中少量的脂肪是必要的，你可以在你准备的任何一盘菜中保留一个蛋黄，每周若干次。

Since a small amount of fat is needed in one's diet, you can retain one yolk in any dish you're preparing a couple of times per week.

youdao

我们做过若干次了，沿着圆，向量场与圆相切。

If you remember what we did several times, well, along the circle that vector field now is tangent to the circle.

youdao

在猜错若干次(通常为六次)后，您就输了比赛。

After a set number of wrong guesses (typically six), you've lost the game.

youdao

Do the following a bunch of times, but a finite number of times which might be useful.

按照下面重复若干次，有限次数就足够了，这很有用。

哈佛公开课 - 计算机科学课程节选