Non-essential element
[化] 非必需元素
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
Cola coming up.
可乐马上就来了。
An old dog cannot alter its way of barking.
老狗难改吠声。
As the men refused to stop working, the police attempted to seize the pneumatic drill.
由于工人拒绝停下手中的活，警察想夺风钻。