vacuums什么意思？

Excessive energy is also required to achieve appropriate pressures and vacuums.还需要额外的能量来造成所需的压力和真空.My personal theory is that needs and desires create mental vacuums.我个人的理论是,需求和欲望制造了思想真空.Both vacuums and pure oxygen cond...

vacuums的音标：...

The tigers slid along the sides of the cage toward their pedestals.老虎轻快地沿着兽笼的边缘分别走向座架.Seated on pedestals , the Buddha statues in Galle have soft, broad features.在加丽的的坐佛,身姿高大而又柔和.The leopard slid along the sides the cage...

In the first few year, the colonizer find life difficult.头几年里, 殖民地开拓者觉得生活艰难....

mantic的音标：mantic的英式发音音标为：['mæntɪk]mantic的美式发音音标为：['mæntɪk]...

子囊座...

n.重力场学，引力场理论...

他就是我们常常念叨的张大伯.This is the Uncle Zhang we're always talking about.他们常常思念李大伯,一直跟他通信.They often missed Uncle and corresponded all along with him.大伯, 你儿子在巫婆的符咒之下!Baba, your son is under the spell of witches!...

Standing on the wall, it can be seen known writer Tony Island and Chateaubriand's tomb.站在城墙上, 可以看到大贝岛和著名作家夏多布里昂的坟墓....

meek的音标：meek的英式发音音标为：[mi:k]meek的美式发音音标为：[mik]...

There are two among their recent introductions that have greatly impressed me.在他们最近引进的东西里面有两样给我留下了非常深刻的印象。With a smile, he makes introductions all round.他微笑着将在场的人一一作了介绍.This book has a superfluity of introductions and su...

learn的现在进行时为：learning...

n.炉盘（炉具上部供放置锅、壶等以加热的平面）( hob的名词复数 )，（尤指旧时）（壁炉侧面供锅、壶等加温用的）平面金属架v.炉盘（炉具上部供放置锅、壶等以加热的平面）( hob的第三人称单数 )，（尤指旧时）（壁炉侧面供锅、壶等加温用的）平面金属架...

antihyperlipoproteinemic的音标：antihyperlipoproteinemic的英式发音音标为：['ænti:haɪpəlɪpɒprəʊti:n]antihyperlipoproteinemic的美式发音音标为：['æntihaɪpəlɪpɒproʊtin]...

irrigate的一般过去时为：irrigated...

n.血浆，原生质，细胞质，乳清，[物]等离子体...

n.航行（学），航海（术），海上交通...