more subtle less noticeable 较细微的
distinctive characteristic a.特殊的
barren unable to sustain life 贫脊的
dormant inactive a.休眠的, 暂停活动的
reinforce support v.加强
exclusively only adv.专门地, 独占地
experimental trial a.实验性的
switch onactivate v.启动
intact undamaged a.完好无缺的
recycle reuse v.回收利用
depleted reduced a.减少的
vigorous forceful a.强而有力的
undoubtedly certainly adv.无疑地
invoke call on v.寻求(帮助、意见)
premature too early a.太早
aid assist v. 帮助
enduring lasting a. 持久的，耐久的
dismissed rejected v.驳回
vital critical a. 极其重要的
apparently seemingly adv. 似乎
radical extreme a. 极端的
eventually in the end adv. 最终
inducement incentives n. 动机;诱因
lax careless a. 松散的
substantial considerable a. 相当的
dilemma problem n. 困境
ultimate fundamental a. 根本的
peak reach its maximum v. 到达顶点
sue take legal action against v. 控告
initiate start v. 开始
lucrative profitable a. 可获利的
deter stop v. 阻止
durable long-lasting a. 持久的
differential uneven a. 不同的
harness put into use v. 利用
exploit takes advantage of v. 利用
preclude prevent v. 避免
unconsolidated loose a. 松散的
conventionally customarily adv. 传统的，习惯上
principal most common a.主要的
widely extensively adv. 广泛地
enhanced improved v. 加强，增进
peculiar to unique to 只在...的情况下
exert put forth v. 使(力)
steadily at the same rate over time adv. 稳定地
concise brief and to the point a. 精辟的
give rise to produce v. 制造
conspicuous clearly visible a. 明显的,显而易见的
detect discover v. 发现，侦测到
convince persuade v. 说服
precise exact a. 准确的
innumerable countless a. 无数的
end purpose n. 目的
account for expalin v. 解释
by and large for the most part 大体来说
brew develop v. 发展
catastrophic disastrous a. 灾难性的