cyclone=tropical storm热带风暴；龙卷风
A devastating cyclone has rocked this southeastern Asian country.
Embark 开始，vi，后常跟介词on；aboard 可以作介词，表示在…上
A SpaceX rocket took off last Sunday as the crew embarked on a week-long stay aboard the international space station.
snag=catch or obtain someone or something（informal，North American）
One of the goals of the mission was for the rover to snag some rock and soil samples for future analysis.
sedimentary沉积的（sediment，沉淀物，可不可数都可）（sedimentary rocks沉积岩，比如Conglomerates砾岩，sandstones砂岩，mudstones，泥岩）
The rover has climbed up on top of the hill and is exploring the sedimentary rocks on the top surface of the hill.
Deposition堆积作用（adj，depositional）= laying down of sediment carried by wind，flowing water，the sea or ice.（也就是沉淀物在一系列物理外力作用后所形成的静态堆积）（A depositional environment is defined as a site where sediments (e.g. detrital, chemical) accumulated, governed by physical, biological, and chemical processes related to modern and applied to ancient environments, and lithified【使（沉淀物）石化】into sedimentary rock units.）
The rover has recorded different depositional environments including lake and river environments that capture the history of water.
igneous火成的（igneous rocks火成岩，比如花岗岩granite和玄武岩basalt）;magma岩浆(地表下的);lava熔岩(溢出地表的，注意larva是幼虫的单数，读音上只有儿化音的区别，复数是larvae。而且注意不是随随便便的幼虫，而是egg-larva（eg，caterpillar）-pupa（蛹）-adult（eg，butterfly）一系列生命形态里的幼虫)
Igneous rocks are formed by lava or magma.
deposit使…沉积
Conglomerates, sandstones, and mudstones are the kinds of rocks that are deposited by flowing water.
inextricably分不开地（extricate sb from sth使某人脱离某物）
Tulip is inextricably linked with the Netherlands.
coat of arms 盾徽，由盾牌和其他纹饰组成，个人或组织的继承性标记
You can find the extinct Dodo bird in Mauritius's coat of arms.
salt shaker盐瓶，之所以叫“shaker”是因为撒盐的时候要晃动
A ten-story-high full-scale building built by a pioneer architect shakes on an earthquake simulator like a salt shaker without collapsing.
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