pulleys造句
2024年07月02日 01:26:40
Block and tackle: Combination of
pulleys with rope or cable, commonly used to augment pulling force.
滑輪和滑車組: 帶繩索和纜繩的滑輪組, 通常用于增大拉力.
Levers and
pulleys are simple machines.
杠桿和滑輪是簡單機械.
Among them were rickshaw
pulleys, peddlers, policemen and servants.
這些人有的拉車,有的做小買賣, 有的當(dāng)巡警,有的當(dāng)仆人.
a system of ropes and
pulleys繩索滑輪系統(tǒng)