每次头痛他都怀疑自己得了脑瘤，真是个疑病症患者。

He thinks every headache is a brain tumor - he's such a ___hypochondriac.

疑病症患者总是担心自己患上了重病，即使医生告诉他们很健康。

___Hypochondriacs constantly worry about having serious illnesses, even when doctors assure them they're healthy.