🧩 词语组成解析
reserve
[rɪ'zɝv]
n. 储备;保护区;保留;替补队员;
vt. 储备;保留;预约;
vi. 预订;
adj. 保留的;预备的;
re再+serve服务，保持→再留住→预定n. 内向，沉默寡言
n. 军官, 人员（officer复数形式）
training
['trenɪŋ]
n. 训练;培养;（枪炮，摄影机等的）瞄准;整枝法;
v. 训练，培养( train的现在分词);教育;瞄准;整枝;
🗣️ 情景例句
Excuse me. Can you help me?
对不起 你能帮帮我吗
You can't eat your cake and have it.
不能既要吃饼，又要把饼保存。
The instrument was bought by my grandfather many years ago.
是我祖父在很多年以前买的。