Basic density
[化] 公定容重
🧩 词语组成解析
basic
['besɪk]
adj. 基本的;[化学]碱性的;[地质学]基性的;首要的;
n. 基础，基本;基本原则，基本原理，基本规律;要素;基础训练;
bas=basis基础+ic形容词，...的 →基本的
🗣️ 情景例句
I'm very glad to meet you.
很高兴认识你。
I'm afraid you are mistaken.
我想您错了。
You don't keep your word. Why didn't you tell me then? I've been looking forward to it. How can you change your mind at last minute?
你不守信用。为什么那时不告诉我呢？我一直都盼望着它呢。你怎么能在最后时刻改变主意呢？