141. Protect from=shield from (the same as protect from)
142. Lazy=slothful (lazy and unwilling to make an effort to work), indolent (lazy, FORMAL)
143. Limited=finite (something that is finite has a definite fixed size or amount)
144. Disadvantage=defect (a fault or imperfection in a person or thing)
145. useless/in vain=futile (ATTENTION: if you say something is futile, you mean there is no point of doing, usually it has no chance of succeeding)
146. Undeniable=there is no gainsaying n.否认(FORMAL)
147. Potential=latent (used to describe something hidden or not obvious at the moment, but which can develop further in the future)
148. Harmful=baneful a.有害的,使人苦恼的
149. Daring=audacious (someone who is audacious takes risk to achieve something)
150. Talent=aptitude (someone's aptitude for a particular kind of work or activity is his/her ability to learn it quickly and to do it well)
151. Waste=dissipate (dissipate means waste money, time or effort in a foolish way)
152. Obstacle n.障碍=stumbling block n.绊脚石
153. Many=a multitude of, a myriads of
154. Good=superb (if something is superb, its quality is very good indeed)
155. random= haphazard n.偶然 adj.偶然的 adv.偶然地
156. Behave=conduct (if you conduct yourself in a particular way, you behave in that way)
157. kind of=sort of 有几分的
158. Loyalty=fidelity (fidelity is loyalty to a person, or organization, or set of beliefs)
159. Embarrassing=awkward (an awkward situation is embarrassing and difficult to deal with)
160. Building=edifice (ATTENTION: an edifice is a large and impressive building)
n. 行为,举动,品行
v. 引导,指挥,管理