Hands, foods and utensils can carry individual bacteria living in communities contained within a protective film.
2018年12月四级真题（第三套）阅读 Section B
英语六级真题
But an array of countries are rushing to assert greater influence here, with an eye not just towards the day those protective treaties expire, but also for the strategic and commercial opportunities that already exist.
出自-2016年12月阅读原文
柯林斯高阶英汉双解学习词典释义
ADJ
保护的；防护的
Protective means designed or intended to protect something or someone from harm.
1. intended or adapted to afford protection of some kind;
"a protective covering""the use of protective masks and equipment""protective coatings""kept the drunken sailor in protective custody""animals with protective coloring""protective tariffs"
2. showing a care;
"a caring mother"
3. (usually followed by `of') solicitously caring or mindful;