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
Mr. Lu, we are very pleased to be able to offer this product to you.
陆先生，我们很高兴能提供这个产品给您。
As the old cock crows, so doth the young.
有其父必有其子。
Come and look.
来看看。