A middle-aged woman in a lab coat and surgical mask pulled a few test tubes from the freezer, waving them around a foot from my face and saying something in Ukrainian.

• 一位穿着实验室白大褂、戴着手术口罩的中年妇女从中拿出几个试管，离我脸一英尺远挥舞着，用乌克兰语说着什么。