🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
a. 有趾的, 斜着钉进去的
sloth
[sloθ]
n. 懒散;懒惰;<动>树獭;（经济）停滞;
🗣️ 情景例句
OK.
好。
Every advantage has its disadvantage.
有利必有弊。
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。