🧩 词语组成解析
n. 沃尔特（男子名）
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Very well, sir. You'll have them as soon as possible.
好的，先生。我会尽快送过去。
Of pigs and cows, the latter are more valuable.
在猪和母牛之间，后者比较值钱。
All these computer uses have become commonplace.
计算机的所有这些功能现在都变得很平常。