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
OK.
好。
To look up
仰视
She has been to school.
她上学去了。