Periodic paralyses
[医] 周期性麻痹
🧩 词语组成解析
periodic
[,pɪrɪ'ɑdɪk]
adj. 周期的;定期的;回归的;间歇的，时而发生的;
[医] 麻痹, 瘫痪
🗣️ 情景例句
You'll sleep sounder for it.
你会因此而睡得更加酣畅。
I worked at the garage this morning.
我今早在车房工作。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。