baffling
adj. 令人困惑的；阻碍的；令人丧气的；变幻的
v. 使困惑；挫败（baffle 的 ing 形式）
例句
I was constantly ill, with a baffling array of symptoms.
我不断地生病，还伴有一大堆莫名其妙的症状。
《柯林斯英汉双解大词典》
An apple tree producing square fruit is baffling experts.
一棵结方形果实的苹果树正令专家们感到困惑。
The ivy was the baffling thing.
常春藤真碍事。
