You need more protein to build you up. 你需要增加蛋白質(zhì)以增強體質(zhì)。
He needs plenty of hard exercise to toughen him up. 他需要充分的艱苦鍛煉以增強體質(zhì)。
Air wrench operation speeds up cycle time on high gear ratio bevel gears however, the mechanical advantage available from bevel gearing enables the operator to damage the valve. 氣動(dòng)扳手操作加快了高齒輪傳動(dòng)比傘齒輪裝置的循環(huán)速度，但是，其傘齒輪的機械增益使得操作者可能對閥門(mén)造成破壞。
The grocer's put the price of coffee up again. 這家食品店又提高了咖啡的價(jià)格。
