这本书写得很好，插图生动形象，说明文字简练精辟。The book is well written, properly illustrated and excellently captioned.威利·勃兰特1970年访问东德，书写了历史新篇章。Willy Brandt made history by visiting East Germany in 1970.安东尼·海曼在此就他那本关于阿富汗的书写了书评。His book about ...
A safety alert system by DTMF ( Dual - tone multifrequency ) mode is introduced.介绍一种采用DTMF ( Dual -ToneMultifreqency ) 信号方式通信的安全报警系统.The DTMF generator circuit is straight forward to construct.DTMF发生器电路可直接构建.Common Type ...
Another perennial music favorite is calypso, which is also sung in the Caribbean island English dialect.另一种长久以来受喜爱的音乐是以加勒比海岛上的英语方言唱出的加力骚(千里达岛上土人所演唱的歌曲).Trinidad's famed steel percussion orchestra was touring theand ...
The planet, dubbed HAT - P - 1, is located some 450 light - years from Earth in the constellation Lacerta.这个行星, 编号为 HAT -P-1, 位于离地球450 光年 的蝎虎星座内.The planet, dubbed HAT - P - 1, is located some 450 light - years from Eart...
You can sigh away half your youth if you choose to allow failed relationship to sadden you.如果你陷于失败的伤感中,你就会使前半生在叹息中度过.Don't sadden your friends and gladden your enemies.勿使亲者痛仇者快。Do not sadden your friends and gladden...