Viewable
看得见的
🗣️ 情景例句
I sent the wrong key.
我寄错了钥匙。
Who do you think you are?
你算哪根葱？
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。