Occulter
遮光体
🗣️ 情景例句
This is something you'll have to work out yourself.
这就是你必须自己做出决定的事情。
He has pamphlet.
他有一本小册子。
Mary and lizzy are organizing a large medical conference.
玛丽和莉齐正在组织一个大型的医学会议。