methacholine chloride的用法和樣例：
例句
- A methacholine challenge test will indicate asthma, but it may require the use of a special facility.
醋甲膽鹼激發試驗可輔助診斷哮喘，但該試驗須要使用一種特殊設備。 - During this test, you inhale increasing amounts of methacholine aerosol mist before and after spirometry.
在這個試驗中，你要先吸入大量的醋甲膽鹼氣霧劑，然後再進行肺活量測試。
