🧩 词语组成解析
a. 掌上型；手持型
drill
[drɪl]
n. 操练;钻头;军事训练;（应对紧急情况的）演习;
vt.& vi. 钻（孔）;打（眼）;操练;训练;
vt. 作…演习，操练;
🗣️ 情景例句
I really want to get this job.
我真的很想得到这份工作。
How can I get in touch with you?
我怎样能跟你联络上？
Some of them were as big as marbles.
有的钻石像玻璃球那么大。