Archimedean screw
[機] 螺旋排水機
?? 詞語組成解析
a. 阿基米德的
screw
[skru]
n. 螺絲釘;螺旋槳，螺旋狀物;（螺絲的）轉，扭;吝嗇鬼;
vt. 用螺絲擰緊;扭曲（某人的面孔）;〈俚〉占便宜，詐騙;
vi. 扭轉，扭歪;旋緊;（和某人）性交;
??? 情景例句
The longer the words the better.
單詞越長越好。
What do you want to be after you're on your own?
當你有自主能力的時候，你想做什么？
and by the time he is grown and able to take part in its activities,
等他長大了，能做各種事了