Application piston
[机] 作用活塞
🧩 词语组成解析
application
[ˌæpləˈkeʃən]
n. 适用，应用，运用;申请，请求，申请表格;勤勉，用功;敷用，敷用药;
ap加强+pli=ply重叠+cation表名词 → apply放置到=应用+cation表名词 →应用，运用
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Oh.
噢。
There is safety in numbers.
人多势众。
Last week, my four-year-old daughter, Sally, was invited to a children's party.
上周，我4岁的女儿萨莉被邀请去参加一个儿童聚会。