四级词汇
cab n.
a taxi
出租车
available a.
able to be used, had or reached
可用的，可得到的
estimate vt.
from a judgment about
估计
correspondence n.
the act of writing, receiving or sending letters; letters;
通信；信件
practically ad.
almost
几乎
neighborhood n.
one of the parts of a town where people live
街坊，四邻
guy n.
家伙，伙计
tough a.
(infml) unfortunate difficult; strong;
艰难的；不幸的；坚固的；坚强的；
shrug v
lift(the shoulders) slightly
耸（肩）
urge v.
try very hard to persuade
力劝，催促
postpone vt.
delay
推迟，使延期
reference n.
提及，谈到；参考，查阅
absolute a.
totally and completely
完全的，极其
reunion n.
（家人、朋友、同事久别后的）重逢
mostly ad.
almost all; generally
几乎全部；多半，大体
awful a.
(used to add force) vert great; very bad or unpleasant
非常的，极大的；可怕的，糟糕的
chock v.
（使）窒息，；堵塞
destination n.
目的地
sorrow n.
伤心，悲伤
be lost in/lose onself in
专心致力于 be able sorbed in,be fully occupied with