a string of的用法和樣例：
例句
- The monk wears a string of beads.
和尚戴著一串念珠。 - He cut off a bunch of grapes to entertain us.
他剪下一串葡萄招待我們。 - He dropped a whole line in typing.
他打字時漏了整整一行。 - The typist omitted the last line of the letter.
打字員遺漏了信的最後一行字。 - The children are playing with a toy train.
孩子們正在玩一列玩具火車。 - I saw the policemen file away a moment ago.
剛才我看見警察排成一列縱隊出發了。
