Upper alarm limit
[化] 上警告限
🧩 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;
🗣️ 情景例句
In order to catch fish, you have to do this.
要钓鱼你就得这样。
No, I'm sorry, sir. We don't accept checks.
先生，对不起，我们不接受支票。
They are still lower than the quotations you can get elsewhere.
这些报价比其他任何地方都要低得多。