Steps type seal
[化] 台阶式密封
🧩 词语组成解析
n. （楼外的）台阶；步伐；步幅；步数
type
[taɪp]
n. 类型;铅字;（印刷或打印的）文字;于…类型的;
vt.& vi. 打字;
vt. [医学]测定（血型）;按类型把…归类;成为…的典型;[印刷]浇铸（铅字等）;
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
... Oh ... I see.... Please, I know he wants to talk to you....
……啊……我懂。……麻烦 我知道他想跟 说话。
Take a rain check
遇雨改期
Moondwellers will be able to fly in space at only three percent of the cost of similar journeys by their terrestrial cousins.
月球居民在太空遨游的费用仅是地球上朋友飞越同样路所需费用的3%。