Stack combination
[计] 栈组合
🧩 词语组成解析
stack
[stæk]
n. 垛，干草堆;（一排）烟囱;层积;整个的藏书架排列;
vt.& vi. 堆成堆，垛;堆起来或覆盖住;洗牌作弊;秘密事先运作;
🗣️ 情景例句
This has been a hard course for me.
这门课对于我来说很难。
I feel the same way.
我有同感。
Yes, that's right! Where did you see it?
对，没错！你在哪见过吗？