load saturation curve

例句：

1. 1. The truck was loaded with boxes of books.
   卡车装满了书的箱子。
2. 2. She loaded the dishwasher with dirty dishes.
   她把脏盘子放进洗碗机里。
3. 3. The train was loaded with passengers and luggage.
   火车上挤满了乘客和行李。