Spacing collar
[化] 定距环
🧩 词语组成解析
spacing
['speisiŋ]
n. 间隔，间距;跨距;疏密;留间隔;
🗣️ 情景例句
China is implementing a family planning policy.
中了在实施计划生育政策。
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
The characters on the paper were white, and the rest of the paper was black.
纸上的汉字呈白色，其余部分成黑色。