🧩 词语组成解析
n. 窝, 凹\\n[医] 窝, 凹
cat
[kæt]
n. 猫;猫科动物;狠毒的女人;爵士乐爱好者;
vt. 把（锚）吊放在锚架上;〈俚〉寻欢，宿娼;
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
Stamp-collecting is a popular hobby.
集邮是一种普遍的业余爱好。
Many firms, for instance, have great difficulty in obtaining technical or scientific books from libraries
比如，很多公司向图书馆借阅科技书籍时感到很困难，