Mariah
n. 玛丽亚（女子名）
🗣️ 情景例句
if we can put up some collateral.
如果我们能提供担保物的话。
How long does it take to get there?
到那里要多少时间？
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。