Stepwise seal
[化] 台阶式密封
🧩 词语组成解析
a. 楼梯式的, 逐步的
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
No, just Max. I like that.
没有， 就是Max。我喜欢这样。
He that has a tongue in his head may find his way anywhere.
遇事多问，随处可行。
He neither smokes nor drinks.
他既不抽烟也不喝酒。