Delivery stroke
[机] 输出阀
🧩 词语组成解析
stroke
[strok]
n. 一击;击球;划水动作;中风;
vt. 划掉;轻抚;轻触;敲击;
vi. 击球;作尾桨手，指挥划桨;
🗣️ 情景例句
Speaking of being a mother,
谈到当母亲，
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
He has quite a few friends.
他有不少的朋友。