Step-ladder method
[經] 階梯分配法
?? 詞語組成解析
step
[st?p]
n. 步，腳步;步驟，手段;步調;級別;
vt.& vi. 舉步，行走;踩，踏上;跨入;輕快地走;
vi. 踏，踩;走;
vt. 跳舞;邁步;使成階梯狀;
ladder
['l?d?]
n. 梯子，階梯;梯狀物;途徑;（緊身褲襪或長筒襪的）滑絲;
vi. 使（襪子）發生抽絲現象;像長筒襪一樣抽絲;
??? 情景例句
I'm just calling to confirm your appointment tomorrow at 3:00 p.m.
我打電話確認明天下午3點你約定的時間。
Open not your door when the devil knocks.
不要受人的誘惑。
the ocean and everything on it would be racing in to the shore with obviously catastrophic results.
那么大海和海里所有的東西就會向岸邊疾涌而來，帶來明顯的災難性后果。