Either Renston's schoolchildren have been exposed to greater quantities of the chemicals, or they are moresensitive to them than schoolchildren were ten years ago.
要么是伦斯顿的学生接触了更多的化学物质，要么是他们比十年前的学生对这些物质更敏感。
2
It's colder there, they're more stressed, their chlorophyll is moresensitive and it needs more sunblock.
那里更冷，它们受到更大压力，它们的叶绿素更敏感，并且需要更多的避光措施。
3
The organism is more awake, more vigilant; this increased vigilance results in the apprehension of ever more subtle signals as the organism becomes moresensitive to its surroundings.