Certificate of authority

certificate [sɚ'tɪfɪkət]

n. 证明书;文凭，结业证书; vt. 发给证明书;用证书证明（或认可）;

cert 搞清 + ifi=fy表动词 + cate表名词 → certify搞清楚=证明+ cate表名词 → 证件

of [əv]

prep. 关于;属于…的;由…制成; aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];

authority [ə'θɔrəti]

n. 权威;权力;学术权威;[复数]当权者;

author作者+ity名词后缀 → 权力，威信

Did you know I can type almost 60 words per minuter?

你知道吗，我能每分钟打60个字。

OK. That'll be $12.00, please.

到了。请付12美元。

Lawn mowers whining on a summer's day, late-night parties in apartment blocks, noisy neighbors, vehicles of al kinds, especially large container trucks thundering through quiet village, planes and helicopters flying overhead, large radios carried round in

夏天呜呜作响的割草机，公寓楼里深夜聚会的喧哗声，大声吵闹的邻居，各式各样的车辆，特别是穿越寂静的村庄的集装箱卡车，从头顶飞过的飞机和直升机，被带到公共场所、音量开到最大的大功率收音机。