Trail-and-error calulation
[经] 试差计算法
🧩 词语组成解析
trail
[trel]
vt. 跟踪，追踪;拖曳：让…拖或飘扬在后面;拖沓而行;跟在…后面;
vi. （在比赛等中）输;（尤指跟在他人后面）疲惫地走;（在比赛或其他竞赛中）落后;蔓生;
n. 足迹;臭迹;小径;一缕;
trail(draw)→拖；拉；追踪；尾随；踪迹；小径
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
🗣️ 情景例句
I can't eat another bite.
我一口也吃不下去了！
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
All kinds of jobs. There are women police officers, women doctors, teachers, engineers, farmers and so on.
各种各样的工作。有女警官、女医生、女教师、女工程师、女农场主等。