Magnesemia
[醫] 鎂血[癥]
??? 情景例句
Is room service available?
有房間服務嗎？
It doesn't matter to me.
兩個都可以。
For example, you can send information abroad immediately, but mailing a letter might take a week or so.
例如，你能夠馬上發送信息到國外，但寄一封信可能要大約一周的時間。