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
A downpour like this never lasts long here at this time of year.
这里每年这个时间象这样的大雨不会下得很久的。
I can only afford to watch television for an hour gonight because I have homework to do.
因为我要做家庭作业，所以今晚我只能花一小时看电视。
This continental slope usually starts at a place somewhere near the 100-fathom mark
一般是从差不多100英寻水深的地方开始的，