?? 詞語組成解析
walker
['w?:k?]
n. 散步的人;（幫助小孩學走路用的）學步車;助步車;助行架;
n. 獵狐狗
??? 情景例句
Thank you very much. So we can put our minds at ease.
非常感謝，這樣我們就放心了。
I'm going to show him how to drive a car.
我正要指點他如何開車。
'I left the money in my room,' I said, 'and it's not there now.
“我把錢放在房間里，”我說，“可現在沒有了。