🧩 词语组成解析
black
[blæk]
adj. 黑（色）的;黑色人种的;黑暗的;不加牛奶的;
n. 黑色;黑人;黑颜料;黑暗;
v. 使变黑;抵制;拒绝;使变黑暗;
n. 贝母, 豹纹蝶
🗣️ 情景例句
And it needs your contributions of furniture,
而且也需要你捐献家具，
Confession is the first step to repentance.
悔罪先须认罪。
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，