a hole眼儿
aart.一(个);每一(个);任一(个)n.英语字母表的第一个字母;学业成绩得优者;表示“最好”的符号
A small wheel or roller.小轮或小滚轮
a cash/financial reward现金/财政奖励
a student teacher/nurse实习教师/护士
A story of magnolia flower辛夷的故事
a tight schedule of events紧凑的日程
A Bi step Watchdog Circuit双级看门狗(WATCHDOG)电路
A sound similar to this.类似咯咯声的声音
a kind of linear estimator一类线性估计
a city of rampant violence暴力活动失去控制的城市.