Straining pulley
[機] 拉緊帶輪
?? 詞語組成解析
[醫] 應變; 使勁, 用力; 濾過
pulley
['p?li]
n. 滑輪（組），滑車;皮帶輪;
v. 用滑輪升起，用滑車推動;給…裝滑車;
??? 情景例句
I'm a student of the world; in other words I flunked out of high school.
我是社會學生，換句話說，我高中后就輟學了。
Speak less and listen more.
要少說多聽。
And because I was deaf, I could not learn to speak.
因為我耳聾，我不能學說話。