玄虚的英文：
deceitful trick; mystery
At 70 plus, [he] is old enough to Be metaphysical
在七十岁的年龄，[他]已经老得足以在那倚老卖老、谈弄玄虚了
adj. 骗人的，虚伪的
Appearances are deceitful
人不可貌相,海水不可斗量
She is above meanness and deceit.
她不至于做卑鄙和骗人的事情。
They have been involved in a campaign of deceit.
他们参与了一系列的欺骗活动。
n. 诡计；骗局；恶作剧；诀窍；把戏
adj. 有诀窍的；特技的；欺诈的
v. 哄骗；戏弄
That was a rotten trick!
那样做太轻率了！
This is the trick chair.
这就是那把用于捉弄人的椅子。
That was a mean trick!
那是卑鄙的诡计！
n. 神秘的事物，难以理解的事物；谜；神秘；奥秘
This mystery puzzles me.
这件神秘事情使我百思不解。
She's a bit of a mystery!
她这人有点来历不明！
Don't be so mysterious.
别那么故弄玄虚。