🧩 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;
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
fern
[fə:n]
n. <植>羊齿植物，蕨类植物;
🗣️ 情景例句
I have to remember to put them in the bag
我必须记得将它们放进袋子里
No sweat, no sweet.
不劳则无获。
In addition to all her other qualifications, Bessie was an expert cook.
贝西除了有各种本领以外，还是一个烹饪大师。