题目内容
犊牛腹泻的预防措施包括（ ）。
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犊牛腹泻可引起犊牛脱水、电解质丢失和酸中毒。
Red usually has something to do with happiness, fortunes，flourish in China, but in English it implies bleeding, ________ or violence.
In English, one of the colors implies being envy with somebody such as ______with envy.
Word meanings can be divided into ____________ and ________. The former is usually definite while the latter can be different from culture to culture.
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