You needn't have worried& you played the part of hostess as if to the manner born.

He was a gentleman to the manner born.

他是一个天生的君子。

S eth: Your soul was not born yesterday, but before the annals of time as you think of time.

赛斯：你的心灵并不是在昨天诞生的，而是在你们所有的计量时间的开始之前。

Don't worry! I was not born yesterday.

别担心！我又不是三岁小孩儿。

High precision automatic microfeed universal boring head

高精度自动微进万能镗头

Design and Application of a Auto-feed Boring Head Using in Machining End Surface of Thin-wall Big Case

新型自动进给式镗头的设计与应用

The design combination boring head is for enhances the box body the processing precision and the efficiency.

其中设计专用夹具和组合镗头的应用进一步提高箱体的加工精度和效率。

Chip microprocessors control system of numerically controlled boring head

数控镗削头单片机控制系统

Experiment research on vibration model of precision boring head s

精密镗削头振动模态的实验研究

Series JDT precision boring head with fine adjustments and automatic monitoring compensation system

JDT系列精密微调镗头及自动检测补偿系统

The Application of Function Units for Building-block Machine-DSS Fine Boring Head

浅谈德国许勒公司组合机床功能部件&DSS精镗头

Research on brick masonry strength test method of core boring sampling

钻取芯样法检测砖砌体抗压强度的研究

Vertical bearing capacity test studying for boring prepakt concrete caisson pile

压浆混凝土钻孔灌注桩竖向承载力试验研究

I know revising for a test can be boring, but keep your chin up!

例句我知道考前复习可能很枯燥，但你得保持斗志！

Automatic compensating device for boring cutter wear

镗刀磨损自动补偿装置

Influence of the Offset Riding Boring Cutter upon the Dimensional Accuracy of Bored Hole

浮动镗刀偏心距对被加工孔尺寸精度的影响

Optimizing Structural Design of Boring Cutter Hilts Based on ANSYS

基于ANSYS技术的镗刀杆结构优化设计

Design of Boring Cutter for Ultrasonic Torsion Vibration boring Holes

超声波振动镗孔镗刀的设计

A Design for a Boring Cutter Used to Machine the Involute Broach

加工渐开线拉刀的专用镗刀设计

To Realize the Machining of High-precision Hole by Using a Fine Control Boring Cutter

利用微调镗刀头实现高精度孔的加工

On Limited Right of Keeping Silence Application of Floating Boring Cutter

有限制的沉默权浮动镗刀的应用