P. cc.
[医] 周视凹面
🧩 词语组成解析
立方厘米
🗣️ 情景例句
What do you think? Does it look promising?
你怎么想？ 希望大吗？
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
and as the number of stars in the universe is so vast,
因为宇宙中恒星的数目极其庞大，