Many animals travel in tightly packed trucks and are deprived of food, water and rest.
许多动物被装在拥挤不堪的卡车里运送，没吃没喝，也不能休息。
《柯林斯英汉双解大词典》
2
Inthe disordered regions, water molecules are more closely packed, makingthem denser than regions where the molecules are arranged in atetrahedral structure.
在无序区域，水分子之间更为紧密，使他们的密度比以四面体结构排列的区域高。
3
Soda is jam packed with calories and juices are typically full of sugars. Instead, give them water.