Who Was Helen Keller 海伦·凯勒 ALEXANDER GRAHAM BELL

TODAY ALEXANDER GRAHAM BELL IS BEST KNOWN¹ FOR INVENTING THE TELEPHONE. BUT HE ALSO WORKED ALL HIS LIFE TO HELP THE DEAF. HIS MOTHER WAS NEARLY DEAF. AS A YOUNG MAN, BELL TAUGHT DEAF CHILDREN. HE USED DRAWINGS TO TEACH THE DEAF HOW TO USE THEIR TONGUE, LIPS², AND VOCAL³ CHORDS⁴ TO SPEAK. ONE OF THE DEAF STUDENTS HE WORKED WITH WAS MABEL HUBBARD. SHE HAD LOST HER HEARING AS A RESULT OF AN ILLNESS AS A YOUNG GIRL. A BRIGHT AND EAGER GIRL, SHE MADE GREAT PROGRESS. IN TIME, THE TWO FELL IN LOVE AND MARRIED. BELL’S WORK WITH SOUND AND SPEECH HELPED HIM TO CREATE THE TELEPHONE IN 1876.

1 known   

adj.大家知道的；知名的，已知的

参考例句：

• He is a known artist.他是一个知名的艺术家。
• He is known both as a painter and as a statesman.他是知名的画家及政治家。

2 lips   

abbr.logical inferences per second 每秒的逻辑推论n.嘴唇( lip的名词复数 )；（容器或凹陷地方的）边缘；粗鲁无礼的话

参考例句：

• Her lips compressed into a thin line. 她的双唇抿成了一道缝。
• the fullness of her lips 她丰满的双唇

3 vocal   

adj.直言不讳的；嗓音的；n.[pl.]声乐节目

参考例句：

• The tongue is a vocal organ.舌头是一个发音器官。
• Public opinion at last became vocal.终于舆论哗然。

4 chords   

（数学）弦( chord的名词复数 )； （乐器）弦； （音乐）和弦； 心弦

参考例句：

• These are the opening chords of a sonata. 这些是奏鸣曲的起始和弦。
• I could play a few chords on the guitar and sing a song. 我能弹着一些击他和弦唱一首歌。