Contactant
n. 接觸性過敏原
?? 擴展釋義
【醫】 接觸物
??? 情景例句
Well, how's everything here?
唔，東西都收拾好了嗎？
What time are you coming back?
你什么時間回來？
After taking off, we were flying low over the city and slowly gaining height,
起飛之后，我們在城市上空低低地飛行，然后慢慢爬高。