Step-stool
梯凳；踏凳
?? 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;
stool
[st?l]
n. 凳子，高腳凳;大便，糞便;根株;
v. 長出新枝;排便;
??? 情景例句
I am sorry. I am not free right now.
對不起，我現在很忙。
Why didn't you like doing the laundry so much?
為什么你那么不喜歡洗衣服？
He had had a long and uncomfortable trip, for he had been confined to the wooden box for over eighteen hours.
他經歷了一次漫長而又難受的旅程，因為他在那木箱里悶了18個多小時。