紧嘴的

His incisive, domineering utterance and imposing style, with his strong aquiline nose and resolute clean -shaven mouth, give him an air of inportance

他说话的口吻决绝、专横，态度盛气凌人，再加上他的鹰钩鼻，刮得光光的绷紧着的嘴，使他大有不可一世的气概。

His incisive, domineer ing utterance and imposing style, with his strong aquiline nose and resolute clean-shaven mouth, give him an air of inportance

他说话的口吻决绝、专横，态度盛气凌人，再加上他的鹰钩鼻，刮得光光的绷紧着的嘴，使他大有不可一世的气概。

But birdwatchers next to me said the Falcon caught an Avocet but slipped, the prey fell into the water.

初时一阵小骚动，鸥飞鹬走，未搅清甚麼事，旁边观鸟的朋友说游隼捉到反嘴鹬，但抓不紧，反嘴鹬掉回水面。

You surely must have a gimlet, you will make a few holes here and there, around my mouth, and you will nail the top plank on loosely.""

您一定有一个螺丝锥，您在靠近嘴的地方，随便锥几个小孔，上面的木板，也不要钉得太紧。""

Mr. Smith may serve as a good secretary, for he is as close as an oyster .

史密斯先生可能会是个很好的秘书，因为他嘴紧得像牡蛎一样。

To shape or enlarge with a tapered, serrated tool.

有装铰链的臂和锯齿状的钳嘴的紧夹的工具。

I shook, but she's not spilling.

我打探过，但她的嘴很紧

"He what?" she blurts before she can stop herself, then slams her mouth shut.

&他什么？&她不假思索的脱口问道，说完又闭紧了嘴。

A self-fastening sealed drill sleeve and drill rod driven by the push force of drilling machine of archor rod features that its drill rod is composed of drill rod body, handle and sealing ring, and its drill sleeve of ZJI-model rubber spring type or ZJII-model spiral spring type consists of fastening sleeve, water nozzle, telescopic sleeve and spring.

本发明涉及一种锚杆钻机给进推力自紧密封钎套和钎杆，属于锚杆支护机械领域一种锚杆钻机在实施湿式钻孔作业中使用的钎套和钎杆。其特点是由钎套和钎杆两组部件组成，钎杆部件由钎杆体、钎柄和密封圈构成；钎套部件有两种结构：ZJI型橡胶弹簧式和ZJII型螺旋弹簧式，其部件由卡套、水嘴、伸缩套、弹簧组成。

Loath to speak; close-mouthed.

寡言的，沉默的不愿意说话的；嘴紧闭的

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。