查询词典 a piece of

Objective To compare the two diagnostic methods（bone marrow fragments smear and bone biop-sy）in hematology diseases.Methods Take bone marrow using routine aspiration and make bone marrow fragments smears;using trephine take a piece of bone marrow send it to the pathology department have a histodiagnosis.

目的 对造血系统疾病进行骨髓小粒拉片与切片两骨髓检查的方法进行比较方法常规髂后上嵴骨髓穿刺抽取骨髓液制成涂片；取骨髓小粒制成拉片；再用环钻法取骨髓组织制成切片并作相应的染色，结合临床进行分析。

A piece of twine tied to the trigger acted as a tripwire:an unfortunate booby then stumbled and fired the device into himself and his nearby comrades.

只要某个呆头呆脑的倒霉蛋触动了绊索，剧烈的爆炸就会把他和他附近的同伴们掀上天。

In a piece of resonant casting that immediately turns this story into an echo of the creative process, Truffaut himself plays Dr Itard, a specialist in the teaching of the deaf.

在一块共振铸造，立刻把这个故事变成了回声的创作过程中，特吕弗自己扮演医生伊塔德，专家在教学聋子的。

POT SCRUBBER: My grandma gave me a mixer, and stuffed in the bowl was a piece of tulle.

洗锅妙方：奶奶给了我一个搅拌器，搅拌钵里是一块儿纱布。

My mom always said, You can polish a turd, but it's still a piece of shit.

"|我妈常说"就算你做的得心应手，也是屁用没有

A piece of paper used on a press tympan to vary the ''.

轮廓纸为调整印刷''。

A piece of paper used on a press tympan to vary the press ure that produces light and dark tones.

轮廓纸为调整印刷压力而覆在调压滚筒上的纸，产生明暗相间的色度

Virology ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid wrapped in a thin coat of protein

同时，全市不断病毒发生神秘的自杀事件，"我"和表兄叶萧警官发现，所有的死者生前都经常浏览一个名为"古墓幽魂"的。。。

The factory unlawfully built on a piece of land which belongs to a nearby school.

这家工厂抢占了附近学校的一块地。

Meanwhile, Streiber found a piece of unplanted farmland northwest of Los Angeles, rented the right plane, and hired a pilot.

同时， Streiber 在洛杉矶西北找到了一块尚未种植的土地，租到了合适的飞机并雇了飞行员。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷