It'll have to make three trips back and forth for the three trees.

那样就需要为了这三棵树而往返三次。

youdao

And so on and so forth for the third, fourth, fifth... lessons.

第三、四、五……节课同样如此。

youdao

Because of inertial after grounding I ran forth for a few steps again before keeping my feet.

由于惯性的原因，我双脚着地之后，又往前跑了几步，才站稳下来。

youdao

But,if the accused opened the other door, there came forth from it a woman, chosen especially for the person.

VOA: special.2009.04.18

These proteins have functions that are essential for life of the cell, they transport molecules back and forth across the membrane.

这些蛋白所起的功能,对于细胞生存至关重要,它们负责转运分子通过细胞膜进出细胞

耶鲁公开课 - 生物医学工程探索课程节选

Mrs. Ray, Mrs. Bird, Mrs. Stocky, and Mr. Reed, all that love come as a little league of sports and so forth Responsibility for you as well?

雷女士，贝德女士，斯多奇女士，瑞德先生等等，我们就像一个相亲相爱的球队,他们也对你负责？

普林斯顿公开课 - 人性课程节选

The diminutive pair sip Lebanese coffee poured from a thermos and pass a lighter back and forth for their cigarettes.

NPR: A Christian Village in Lebanon

She and the aide knew each other well, and the talk swirled back and forth for a few minutes.

NEWYORKER: The Reptile Garden

As they did over the weekend, fond remembrances poured forth for the one-time movie actor and governor of California.

CNN: Americans line up to pay respect to Reagan