relax作vt除了有“使…放松”的意思，还有“放宽”的意思，= make a rule or restriction less strict while not abolishing it.
China has relaxed a lot of its Covid-related restrictions.
reclining=leaning or lying back in a relaxed position with the back supported，放松地向后倾斜的
Some geologists believe desert wind shaped a natural landform（不能分开） to resemble the reclining Sphinx on which the carving of Sphinx was based.
be onto sth= to know about sth or be in a situation that could lead to a good result for you.可以翻译成“有那么点意思”
This professor’s explanation of this complicated theory is the most understandable I’ve ever heard. It seems to me that he is onto something.
注意关于“想法”，come up with是“想出”，put forward是“提出”
Joe puts forward an idea that takes him ten years to come up with（或许用develop更好）.
idle = not active or in use，闲置的
A big shark is approaching a small boat standing idle on the water.
注意highland 是高地，headland 是岬角（也就是海岸线向海里凸出的部分）
rain-soaked expanse（可数）of jungle 多雨的丛林地带
Many species ranging from a variety of monkeys to different kinds of boars inhabit（vt，相当于live in）this rain-soaked expanse of jungle.
Noah’s Ark诺亚方舟；in peril=endangered，处于危险中的
This reserve serves as Noah’s Ark for many species that are in peril.
avian flu=bird flu禽流感；avian malaria禽疟疾
brooder box孵卵盒=a heated box for chicks or piglets（小猪）.
This portable brooder box can be used to incubate（=hatch）eggs.
imprint，施加影响vt
Human interaction is limited in those closures specially designed for the protection of species of birds in peril to discourage imprinting.
tractor-trailer 半挂式卡车，也就是车头是引擎，后面是被牵引的可以装货的车厢部分，这种样式的车，可数；pickup，一种小卡车，可数；rear-end，追尾，vt
A tractor-trailer rear-ended a pickup parked at the side of the road with a trailer full of fireworks.
crescendo= the highest point reached in a progressive increase of intensity.（渐进的）高潮，可数
The shouting and clapping reached a crescendo when Joe walked onto the stage.
