Hololaser
全息激光器
🗣️ 情景例句
What I really want is the chance to learn some advanced methods of management.
我真正希望的是有机会学到一些先进的管理方法。
What sort of guarantees are there against late delivery?
惩罚延迟发货有什么保证呢？
but it was not until 1869,
但直到1869年，