He dropped the nails on the ground and successive clangs were heard.他把钉子掉到了地上,听见了一连串的叮当声.The young monk clangs the bell every morning.年幼的和尚每天早晨当当地敲钟....
Hormone secretion is controlled by the pituitary gland.荷尔蒙的分泌是由垂体控制的.PNPS lib can promoted the interleukin 2 ( IL - 2 ) secretion of spleen.此外, PNPSb 体外能显著提高小鼠脾淋巴细胞分泌IL -2 的水平.secretion of milk by the mammary glands乳腺的奶汁...