The barium sulfate must be a lump-free powder.

Barium as barite ( barium sulfate ) is used industrially as a white pigment for paint.

钡以重晶石形态 ( 硫酸钡 ) 在工业上用作油漆的白色涂料.

Diagnosis can usually be made by barium swallow and tracheogram.

确诊要靠钡餐和气管造影.

There is reflux of barium into the terminal ileum.

钡剂反流进入回肠末端.

Common ceramic elements are barium titanate and lead zirconate-titanate.

普通的陶瓷元件分别是钛酸钡和锆钛酸铅.

"Ha!" It was a cross between a laugh and a bark.

“哈！”那声音听起来既像在笑又像在叫。

Paths of bark chippings will help to give the impression of a woodland walkway.

铺满碎树皮的小路有助于制造林间小道的印象。

It takes the bark of three whole trees to make enough of the drug to treat a single patient.

单是治疗一个病人，就需要三棵树的全部树皮来制取这种药。

The leaves, bark and sap are also common ingredients of local herbal remedies.

树叶、树皮和树汁也是当地草药的常用药材。

This tree is always recognizable by its extremely beautiful silvery bark.

这种树很容易辨认，因为它有着非常漂亮的银色树皮。

I set the log on the ground and shaved off the bark.

我将原木放到了地上，刨掉了树皮。

He started to hack away at the tree bark.

他开始砍树皮。

Don't let the dogs bark.

让那些狗别叫。

a bark of laughter

一声大笑

Our dog, Rex, used to sit outside our front gate and bark.

我们的狗雷克斯过去常蹲在大门外吠叫.

Cocks crow and dogs bark.

鸡叫狗咬.

He bared the tree of its bark.

他剥光树皮.

North American hickory having loose gray shaggy bark and edible nuts.

北美山胡桃树,有蓬松的灰色的表面粗糙的树皮和可食用的果儿.

It is necessary to chip off the bark of the tree.

有必要把这树皮扒下来.

It is not the sap within the furrowed bark, nor aa claw.

她不是蕴涵在皱褶树皮下的汁液, 也不是利爪下垂死的小鸟.

They peel off bark, splitting me several, Be using numerous to knock me and night.

他们剥下树皮, 将我劈成数段, 在用无数个日夜的敲打我.