Active filler
[化] 活性填料; 补强剂
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
filler
['filə]
n. 填装物，填塞物;填装者，填注者;（杂志等的）补白;（报纸等的）补白;
🗣️ 情景例句
You still look like a teenager.
你看起来像一个十几岁的青年。
I can't promise anything,but I'll do my best.
不敢保证，不过我尽力而为。
but the fire fighters were eventually able to free him by cutting a huge hole in the wall.
消防队员在墙上挖了个大洞，才终于把他解救出来。