It is said that the magnetite was formed by a chemical process called thermal decomposition.据说这枚陨星是在热分解的化学过程中形成的。Iron ores of greatest economic interest contain magnetite and hematite.最具有经济价值的铁矿包括磁铁矿和赤铁矿.This is because ...
Their replies were no more than grunts of acknowledgement.他们所谓的回答不过是表示承认的咕哝罢了。With grunts of anguish Ogilvie eased his bulk to a sitting position.奥格尔维苦恼地哼着,伸个懒腰坐了起来.Linda fired twice A trio of Grunts assembling one morta...
The Boeing 767 had barely taxied to a halt before its doors were flung open...这架波音767刚刚停住，它的舱门就弹开了。The plane taxied / was taxiing along the runway.飞机在跑道上滑行.The engine note changed as the aircraft landed, taxied and halte...