Nocking
v. 作凹痕于( nock的现在分词 )
🗣️ 情景例句
I'm afraid I have a different opinion.
恐怕我的看法和你不一样。
We have adopted much more flexible methods in our dealings.
我们在具体操作方法上灵活多了。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，