Some bears hibernate.有些熊冬眠。In cool weather, serpents do not tempt; they grow diffident, recede and hibernate.在凉爽的天气里, 蛇是不会出来引诱人的, 它会胆怯 、 退避,还要冬眠.In winter bears usually hibernate in their dens.冬天熊通常在穴里冬眠.Dormice hibernat...
a tall round tower standing sentinel over the river镇守在河边的一座高高的圆塔sentinel duty哨兵义务We gave the watchword, and the sentinel let us pass.我们说出口令, 哨兵就把我们放过去了.The lone sentinel walked toward his post.忧愁的哨兵走向岗哨....
Builders must fasten down roofs of newly-built homes more securely.建造工人必须把新建房屋的屋顶固定得更牢靠些。They fasten with a drawstring.它们是用拉绳系紧的。Fasten your seatbelts, please.请系好安全带。...
...to ease their passage to a market economy.使他们更顺利地过渡到市场经济The Straits of Gibraltar are the strategic passage between the Mediterranean and the Atlantic.直布罗陀海峡是地中海通向大西洋的咽喉.In order that every student might understand it,...