Signal preservation

signal ['sɪgnl]

n. 信号，暗号;预兆，征象;动机;导火线; vt. 向…发信号;用动作（手势）示意;以信号告知; vi. 发信号; adj. 显著的，优越的;暗号的，作信号用的;

sign记号，信号+al表名词 → 信号

preservation [,prɛzɚ'veʃən]

n. 保存，保留;保护;防腐;维护，保持;

pre预先+serv保持+ation名词后缀 → 保存

to hear about your wife having passed away.

听到你太太去世的消息。

Why are you walking so far?

你为什么走得这样快？

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。