常見(jiàn)例句雙語(yǔ)例句Many of these hormones act at a brain region in the hypothalamus called the arcuate nucleus.這些激素作用在丘腦下部的被稱為弓狀核的大腦區(qū)域。One type of brain cell in the arcuate produces chemicals that activate the appetite. Another type makes appetite-quashing molecules.一類弓狀核的腦細(xì)胞產(chǎn)生引發(fā)食欲的分子,另一類則產(chǎn)生抑制食欲的分子。When the guide bearing rigidity is not sufficient, relaxation, unstable running and lubricating oil is not good, friction, when reverse lateral arcuate swing, vibration force.當(dāng)導(dǎo)軸承松馳、剛性不充足、運(yùn)行不穩(wěn)而潤(rùn)滑油不好時(shí),會(huì)發(fā)生磨擦,引動(dòng)逆向弓狀回旋,即橫向振動(dòng)力。www.pinghengji.com.cn 返回 arcuate