可用 available; usable◇可用功 available work; available power; 可用功率 available horsepower; 可用落差 (水力发电) available head; 可用率 availability ratio; 可用性 usability; availability; applicability
储存 lay in; lay up; store up; keep in reserve; accumulate; stockpile 储存干草以备过冬 lay in hay for the winter; 储存余粮 store up surplus grain; 储存战略物资 stockpile strategic materials; 蚂蚁储存食物以防冬令。 ants store up food against the winter