Tetra-atomic acid
[化] 四价酸; 四碱价酸
🧩 词语组成解析
n. 脂鲤
🗣️ 情景例句
The guests are waiting.
客人们正等着呢。
Heaven helps those who help themselves.
天助自助者。
yet we might grudge paying a surgeon a high fee for offering us precisely this service.
但就在外科大夫给我们提供了这种服务后，我们却可能为所支付的昂贵的费用而抱怨。