Her wide-eyed innocence soon exposes the pretensions of the art world.她的天真烂漫很快就暴露了艺术界的矫揉造作。She is endearingly free of pretensions.她丝毫不做作，很讨人喜爱。The play mocks the pretensions of the new middle class.这出戏讽刺了新中产阶级的装模作样。...
L - Carnitine is synthesized from the amino acids lysine and methionine.卡尼丁是由氨基酸,赖氨酸和蛋氨酸合成的.For example rice is low in isoleucine and lysine.例如,米饭中的异亮氨酸和赖氨酸就非常少.Two mutually exclusive pathways of lysine biosynthesis have...
The Committee said his actions were improper and repugnant.委员会称他行为失当，令人反感。an improper course of action不正确的做法What an improper suggestion!多么不体面的建议!Mr Matthews maintained that he had done nothing improper.马修斯先生坚称他没有做过非法的事情。...