娃問我moat的深度一般是多少，搜了谷歌找到民間有人回復如下：In my opinion, it depends on how deep the owner of the castle would like to dig. Since the main function of moat is for defense of the castle, it should be really very deep. Castle moats were usually between 5...
封面娃很喜歡，讓我打印給做成書簽。封面上有種植物叫Eastern Skunk Cabbage名字就非常特別，找到一個YouTuber去林地現場搜尋，說是花里面會自然發(fā)熱，早春三月大概能保持35攝氏度，好神奇??！ Skunk cabbage is an unusual plant whose flower generates heat that helps it to emerge through the winter snow in early March; the heat...
Evidence of our intimate relationship with other animals bombards us during everyday conversation. We say that so-and-so is a busy bee, an eager beaver, a cunning serpent, or a greedy pig. One can be mean as a rattlesnake, happy as a clam, ...
2015
