Refiller
注入装置; 注水器
🗣️ 情景例句
Rome wasn't built in a day.
冰冻三尺，非一日之寒。
What is the total circulation of this publication.
这家刊物总发行量多少？
and that is one of the things the young are busily engaged in seeking.
这正是年轻人所热衷追求的。