Boreholing
(borehole 的现在分词) n.地上凿洞
🗣️ 情景例句
Reading childern's literature is an excellent way for the beginning English speaker to improve.
对于刚刚开始学说英语的人，阅读儿童文学读物是个不错的方法。
Wicked men obey from fear; good men, from love.
坏人服从出于怕，好人服从出于爱。
Bye.
再见。