Key-word
关键字；保留字
🧩 词语组成解析
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
word
[wɝd]
n. 单词;话语;诺言;消息;
vt. 措辞，用词;用言语表达;
vi. 讲话;
🗣️ 情景例句
What are the best exercises for my health?
什么是最利于我身体健康的锻炼方式？
First, I would like to express to all of you here our sincere welcome.
首先，我向在坐的诸位表示诚挚的欢迎。
As no pumas had been reported missing from any zoo in the country, this one must have been in the possession of a private collector and somehow managed to escape.
由于全国动物园没有一家报告丢了美洲狮，因此那只美洲狮一定是某位私人收藏豢养的，不知怎么设法逃出来了。