Impulse sealing

impulse ['ɪmpʌls]

n. 凭冲动行事;突如其来的念头;[电子]脉冲;[医]冲动，搏动; adj. 冲动的; v. 推动;

im向内，进入+pulse跳动→冲动

sealing

[化] 封闭; 封闭处理\\n[医] 封闭, 封口(创伤)

Good afrernoon, Miss Wang. Please sit down.

下午好。王小姐，请坐。

I'm very much obliged to you.

非常感谢您。

OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where

00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。