Opacifier
遮光剂, 不透明剂
🗣️ 情景例句
Alexandra might call. Alexandra
可能会来电话。
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
Meanwhile, they should encourage those among us who cannot swim five yards before they are gasping for air.
与此同时，他们对我们中的那些游不了5码就已喘不过气来的人应该是种鼓舞。