要想提高英语水平，除了每天的练习外，掌握必要的词汇也是必不可少的。
1. utopian. ideally perfect state; especially in its social, political and moral aspects 乌托邦，想象中政治上或道德上完美的国家
2. twilit adj. dimly lit (by the twilight ) 微明的，昏暗的
e.g.: At last, he appeared in the twilit gloom.
3.paycheck n. a check issued in payment of wages or salary 付薪水的支票或工资
eg：The new appropriations bill means a larger paycheck for state employees.
He had not given me a paycheck yet.
必背搭配 paying the check 付钱
4. pitch
① n. black, sticky substance made from coal tar, wood tar or petroleum used for waterproofing, roofing, caulking, and paving 沥青,用于防水，盖屋顶，填缝和铺路
eg：“Useless” things can be useful. For instance, pitch can be used to pave the road.
②vt. to throw, usually with careful aim 投，投掷，常指在小心地瞄准后
eg: He pitched the can out of the window.
必背搭配 as dark as pitch; pitch dark 漆黑
5.fiddling adj. trivial, unimportant 无用的;无足轻重的
eg: We should not bother with the fiddling little things.