A muscle in his jaw pulsed angrily.他下巴的肌肉愤怒地抽动着.Ken's jaw jutted with determination.肯坚定地扬起下颌。He downed his opponent with a quick right to the jaw.他迅速准确击中对手的下颌而把他击倒。Objective : To evaluate the efficiency of intermaxi...
His jaw was broken after he was hit on the head.他的头部受重击之后下颌骨折了。He thought for a moment, stroking his well-defined jaw.他摸着自己轮廓分明的下巴想了一会儿。They took my pulse, took my blood pressure, and X-rayed my jaw.他们给我量了脉搏、血压，还给我的下颌拍了X...
Tritium is one of the mildest radioactive isotopes.氚是最和缓的放射性同位素之一.More reactive are the heavier isotopes of hydrogen, deuterium and tritium.更为活跃的是氢的较重同位素, 氘和氚.Tritium has a half - life of 12.4 years.氚的半衰期为12.4年,地球形成时的氚早已...
They are not second - order approximations, but are exact for any amount of deformation.它们不是二次近似, 而是对任何变形量都成立的精确表达式.We do not have the true figures so we will have to make some approximations.我们没有真实的数字，因此只能作些粗略的估计。There ...