kieselguhr怎么读？

The sample, after being purged by reversed extraction and purified byPVP - kieselguhr column, was enriched through Amberlite XAD - 7 column.样品经过乙酸乙酯反萃取及PVP - 硅藻土层析柱后, 再径XAD - 7柱浓缩....

n.硅藻土...

drip的过去式及过去分词...

我要求观众们不要走近边线.I asked the spectators to keep back from the sideline.球已出边线.The ball is out of touch.球向边线滚去.The ball ran to the boundary....

血管瘤病...

spray的现在进行时为：spraying...

铸字工...

ramble的近义词/同义词有：rove, gad, stroll, wander, meander, drift, stray, roam, gad, roam, saunter, airing, cruise, wander, straggle, stray, meander, trip, stroll, rove, drift, go, constitutional。vi.ramble的近义词（漫游;闲逛;流浪）：rove, ga...

n.（风暴）等灾线...

“追查”的近义词/同义词：清查, 检查, 究查, 追究, 深究。...

n.小提琴，小提琴手...

lone的近义词有：lonely, laone, desolate, lone, solitary。下面这些形容词均有"孤单的，寂寞的"的含义：lonely：强调孤独感，含"渴望和他人在一起"的意味。alone：普通用词，指独自一人的状态，有时含孤寂之意。desolate：语气强烈，强调遭受损失和失去亲人所带来的难以忍受的痛苦。lone：较文雅，可与lonely换用。solitary：可指因被遗忘或遗弃而产生的孤独感，也可指人的生性孤僻...

Glaciers gouged out valleys from the hills.冰川把丘陵地带冲出一条条山谷.The lion's claws had gouged a wound in the horse's side.狮爪在马身一侧抓了一道深口。He gouged her cheek with a screwdriver.他用螺丝刀戳她的脸颊。...quarries which have gouged gr...

“便鞋”的拼音为：biàn xié...

cruel的音标：cruel的英式发音音标为：[kru:əl]cruel的美式发音音标为：['kruəl]...

结石测定器...

set free的音标：set free的英式发音音标为：[set fri:]set free的美式发音音标为：[sɛt fri]...