Spectralite
光学玻璃
🗣️ 情景例句
About the quality of 500 cartons of tin food we ordered last time.
是关于我们上次定购的500箱罐头食品的质量问题。
A tattler is worse than a thief.
搬弄是非者，恶劣甚于贼。
The greatness of Venice will soon be lost.
威尼斯不久就会丧失它的伟大。