Feather alum
[化] 铁明矾; 毛矾石
🧩 词语组成解析
feather
['fɛðɚ]
n. 羽毛，翎毛;状态，心情;种类;桨叶的水平运动;
v. 给装上羽毛，用羽毛装饰;使（桨）与水面平行;长羽毛;
n. 明矾, 矾, 校友\\n[化] 明矾; 钾铝明矾
🗣️ 情景例句
Thank you.
谢谢。
The chief aim of man is not to get money.
人生的主要目的不是为了挣钱。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。