Effective wavelength

effective [ɪ'fɛktɪv]

adj. 有效的;起作用的;实际的，实在的;给人深刻印象; n. [军]现役兵额，有生力量，精兵;

ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的

wavelength ['wevlɛŋθ]

n. <物>波长;波段;完全一致，融洽;

wave波+length长度 → 波长

How'd it go?

怎么样啦？

Then we'd have some idea of what you'll be needing.

那么我们就会心中有点儿数，知道你们需要什么了。

I want to ask you for your advice. When I leave school, I want to be an engineer. For years I have been interested in engineering. I have made tools at home and have written articles for magazines. My father says that engineering is not a suitable subject

我希望得到您的指点。中学毕业后，我希望成为一名工程师。多年来，我一直对这个方面感兴趣。我在家制作各种用具，给杂志写文章。我的父亲说工程学不适合女孩子学。他要我学习地理。可是我对这门学科一点也不感兴趣。我尝试阅读有关这方面的书籍，然而，我感到索然无味。我该?2283