downstroke
常见例句
- The minimum polished rod load occurs near the top of the stroke with the start of the downstroke.
最小光杆負荷發生在下行沖程開始時的沖程頂部附近。
www.infopetro.com.cn - Sporting a powerful but eccentric downstroke, Guldahl won three major championships in as many years.
動作古怪地揮出了有力一杆後,古德赫取得了三大重要賽事的連勝,而且好幾年都贏了大滿貫。 - The lines that formed the letters started again each time on the upstroke, the downstroke, and before the curves and loops.
那些組成字母的一行行字每次開始寫時都朝上挑,朝下沖的,而且還是在那些曲線和圈圈之前。 返回 downstroke