Test coupon
[计] 附连试验板\\n[化] 试样
🧩 词语组成解析
coupon
['kupɑn]
n. 优惠券;息票，通票;试样，试件;配给券;
🗣️ 情景例句
It's a perfect day for a walk.
这可是一个散步的好天气。
They're building a new house up the street from me.
我上面的那条街正在造一幢新房子。
Yes. Here they are.
找得到。就在这儿呢。