He heard the sharp crack of a twig.他听到树枝清脆的断裂声。He shifted his weight and a twig snapped.他挪了一下身体的重心，一根树枝咔嚓一声断了。The other end of the twig is sharpened into a sharp point to use as a toothpick.细枝的另一端被削尖用作牙签。Current twig and...
For instance, it appears the ancestor of brainless starfish and sea urchins had a brain.例如, 无脑海星和海胆的祖先似乎曾有大脑.Brainy students box , will always pick their teachers'brains, but the brainless ones never do that.聪明敏锐的学生...
Their visage, too, is peculiar.他们的面貌也很奇特....his milky-white innocent visage.他白嫩无邪的面孔The town has a desolate visage.这个镇子呈现出一片荒凉.A blithe heart makes a blooming visage.人逢喜事精神爽.A happy heart makes a blooming visage.心花怒放,笑逐颜...