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...
因为正在使用很多昂贵的设备，所以我非常紧张。I get very nervous because I'm using a lot of expensive equipment.这些表达方式经常相互替代使用，但它们的含义却有所不同。These expressions are often used interchangeably, but they do have different meanings.他们使用武力把土著居民驱逐出...