Upper tray
上层纸盒\\n[计] 上层纸盒
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
tray
[tre]
n. 盘子;托盘;浅盘;满盘;
🗣️ 情景例句
Do you have any questions in mind about them, Mr. Martin?
你还有什么问题吗，马丁先生？
Good watch prevents misfortune.
有备无患。
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。