Rate of drilling
[经] 钻速
🧩 词语组成解析
rate
[reit]
n. 速度;比率;等级;（利息等的）费率;
vt. 估价;值得;责骂;定级;
vt.& vi. 认为，把…算作;
vi. 被评价;被认为;被列入;申斥;
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];
drilling
[['dirliŋ]]
n. 演练\\n[医] 钻
🗣️ 情景例句
I had dinner with him Saturday,
星期六我与他一起吃晚餐，
Just a few months.
才几个月。
You're welcome.
不用谢。