Helicism
螺旋式
??? 情景例句
You're right.
你說得對。
One good mother is worth a hundred schoolmasters.
一個(gè)好的母親頂?shù)蒙弦话賯€(gè)教師。
the plentiful supply of food thrown overboard by the crews on the rigs;
鉆井平臺工作人員拋到海里充足的食物；