You need more protein to build you up. 你需要增加蛋白质以增强体质。
He needs plenty of hard exercise to toughen him up. 他需要充分的艰苦锻炼以增强体质。
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. 气动扳手操作加快了高齿轮传动比伞齿轮装置的循环速度,但是,其伞齿轮的机械增益使得操作者可能对阀门造成破坏。
The grocer's put the price of coffee up again. 这家食品店又提高了咖啡的价格。