Variable stroke pump
[化] 变量泵
🧩 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;
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
Even the old patchwork quilt is the same!
甚至这条旧的百衲被罩也是一样！
Mr. Li Ming is looking forward to going to America in September.
李明先生正盼望着九月份去美国。
A match was held at Stilton, where both men fought for an hour.
于是两人在斯蒂尔顿设下赛场，厮打了一个小时。