您要查找的是不是：
- medium prefocus base 中型预聚焦灯座金属基体
- English is not the usual medium of instruction in our school. 英语不是我校通常使用的教学语言。
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- An ASCII control character, end of medium. 一种ASCII码控制字符，媒体结束符。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- This cloth is of medium quality. 这种布质量平平。
- prefocus base 预聚焦基点
- He prefers a happy medium in life. 他在生活中甘居中游。
- He caught me off base with that question. 他的问题猝然把我给问倒了。
- The bombers swooped on the air base. 轰炸机突袭空军基地。
- Many languages have Latin as their base. 许多语言都以拉丁语为基础。
- A fish in water is in its natural medium. 鱼在水里就是在自然环境中。
- His base conduct was condemned by everyone. 他的无耻行为受到所有人的谴责。
- For action, it is best to prefocus. 视乎情况，机系死的，人系生的，要懂得变通。
- Water is the natural medium in which fish live. 水是鱼类赖以生存的自然环境。
- His idea is completely off base. 他的想法大错特错。
- There is a medium in all things. 凡事都有中庸之道。
- Two soldiers dismounted the gun from the base. 两个战士把炮从底座上卸下来。
