A stalagmite is below a stalactite and they both grow, eventually to meet.石笋在钟乳石下面,它们二者都在增长, 最终会合.Not every stalactite has a complementary stalagmite.不是每根钟乳石都有互生的石笋.Seepage flow can be observed in stalactite caves.在钟乳石溶洞...
你可以使用鼠标器来移动光标.You can move the cursor by using the mouse.将鼠标光标移向菜单栏.Move the mouse pointer to the menu bar.拖动光标必须在视觉上表示源对象.The drag cursor must visually identify the source object....
词头顺和反常用于双取代的环烷烃.The prefixes cis and trans are frequently applied to disubstituted cycloalkanes.如果象拜耳张力学所估计的那样,小环的环烷烃具有相当大的张力.If the small - ring cycloalkanes are under considerable strain as predicted by the Baeyer stra...