Wavefront
[计] 波前
🗣️ 情景例句
How can you do business with the americans? You'll need to improve your English first.
你怎么能与美国人做生意？你得先提高自己的英文水平。
The computer is out of order.
这台计算机坏了。
People often ask me whether I like being a twin.
人们常常问我是不是喜欢双胞胎。