Neuroscientists have a growing \_\_\_\_ of tools—fMRIs, PET scans, high-density EEGs—to watch the nocturnal brain and see how it ticks throughout the sleep cycle.
Acontraction
Bliability
Caccrue
Darsenal正確答案
答案與詳解
為什麼答案是 D
arsenal 原指軍械庫，引申為「豐富的資源、大量的工具或手段」，an arsenal of tools 為常見搭配，完全符合句意。
載入中…
