Back-to-back test
[计] 背对背试验
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
I was laid off.
我下岗了。
Please inform us the quantity that can be supplied from stock.
请告知可供现货的数量。
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