Radius of notch
[机] 凹口半径
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
notch
[nɑtʃ]
n. (V字形的)槽口;刻痕;<美>峡谷;等级;
vt. 砍，切;在…上作刻痕、开槽口;作刻痕计算;得分;
🗣️ 情景例句
Well, I think I'm going to go get us all some vegetables.
好啦 我想我去给大家盛点蔬菜来。
How long is the ride?
要坐多久？
And this is Naoko.She's Japanese.
这位是直子。她是日本人。