🧩 词语组成解析
walker
['wɔ:kə]
n. 散步的人;（帮助小孩学走路用的）学步车;助步车;助行架;
smith
[[smiθ]]
n. 铁匠, 金属品工匠\\n[机] 锻造工, 上手
🗣️ 情景例句
Did you know her husband has a secret lover?
你知道她的丈夫有一个秘密情妇吗？
Britain is behind Japan in developing modern technology.
在发展现代技术方面，英国落后于日本。
Where did you put it?
你把它放哪儿啦？