1. grind and knead;

   "masticate rubber"
   

2. chew (food); to bite and grind with the teeth;

   "He jawed his bubble gum"
   "Chew your food and don't swallow it!"
   "The cows were masticating the grass"
   

1.咀嚼;嚼碎
When youmasticate food, you chew it.

e.g. Her mouth was working, as if she was masticating some tasty titbit...
她的嘴在动，好像在嚼什么好吃的。
e.g. Don't gulp everything down without masticating.
不要不加咀嚼就把什么都给一股脑地吞下去。

1. 吃：manipulate#操作 |masticate#吃 | maze#使迷惘

2.

2. 咀嚼 咬碎：chew 咀嚼 嚼碎 |masticate 咀嚼 咬碎 | crop 咬齿的尖端

3. 咀嚼,把......磨成浆：mast 桅杆;杆 vt.扯帆 |masticate 咀嚼,把......磨成浆 | matador 斗牛士

Her mouth was working, as if she was masticating some tasty titbit...

她的嘴在动，好像在嚼什么好吃的。

Don gulp everything down without masticating.

不要不加咀嚼就把什么都给一股脑地吞下去。

Americans now masticate 86 million pounds of meat every day.

美国人现在每天要吃掉八千六百万磅的肉.

Today, Americans masticate 86 million pounds of meat every day.

今天, 美国人每天要吃掉八千六百万磅肉.