Trephinement
[医] 环钻
🗣️ 情景例句
It's Richard's film!
Richard的底片找到了
Don't be so sure.
话别说得太满。
For example, with their help China can send its TV and radio programmes to the other side of the world.
例如，在卫星的帮助下，中国能把自己的电视及广播节目传送到地球的另一边。