Mercury arc
[醫] 汞弧
?? 詞語組成解析
Mercury
['m?kj?ri]
n. [化]汞，水銀;[天]水星;溫度表;精神，元氣;
arc
[ɑ:k]
n. 綜合癥狀;弧（度）;天穹;電弧，弧光。;
vi. 形成拱狀物;循弧線行進;
abbr. American Red Cross. 美國紅十字會;
??? 情景例句
What's the difference between A and B?
A和B有什么不同？
I wish you wouldn't joke around so much.
我希望你不要開如此的玩笑。
She tried to explain the situation, saying 'It's only me', but it was too late.
她說了聲“是我，別怕！”然后想進行一番解釋，但已來不及了。