例:John has been talking on the phone for two hours.
( 约翰已经在电话上谈了两个钟头了。)
注意:
一些表示无线电器材的名词,如the telephone(phone), the radio, television等都习惯与介词on连用。
89、by nature 天生,本性
= by birth
例:He is stubborn by nature.
(他天生就非常固执。)
90、one after another 一个接着一个
例:Students came into the classroom one after another.
(学生们一个接着一个地进入教室。)