🧩 词语组成解析
lacquer
['lækə]
n. 漆，天然漆;漆器;
vt. 涂漆于;使…表面或外观光滑;
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）;
🗣️ 情景例句
Dogs make great pets, but don't leave them alone with small children.
狗是最好的宠物，但不要让狗和小孩子单独在一起。
Good. That's just what we want to hear.
很好，那正是我们想要听的。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）