phenotypic expression time 表型表达时间
induction expression time 诱导表达时间
time expression 时间表达式 ; 时间表达
time expression recognition 时间表达式识别
compile-time constant expression 常量表达式
ASSEMBLE-TIME EXPRESSION EVALUATION 装配时间表达式求值
Expression of time and date 时间及日期的表达
Americans see time as a valuable resource. Maybe that's why they are fond of the expression, "time is money."
美国人视时间为一项重要的资源,也许这就是为什么他们喜欢说“时间就是金钱”的缘故。
Perhaps the expression "Time is money" really is true: time spent with those whom we do not often see is indeed precious.
或许“时间就是金钱”这句话是千真万确的:花点时间陪陪我们难得见面的亲友,确实是每一刻都很珍贵。
Well, maybe. But in America, time is more than that. Americans see time as a valuable resource. Maybe that's why they are fond of the expression, "Time is money."
美国人视时间为一项重要的资源,也许这就是为什么他们喜欢说「时间就是金钱」的缘故。
A popular expression used at the time was MGM had "more stars than there are in heaven."
VOA: special.2009.05.31
The rest of the time I want to talk about expression of genes, of new genes.
剩下的时间里我想讲讲基因的表达,新基因的表达
I differentiate a second time and check the sign, so the second order condition, I differentiate this expression again with respect to q1.
我们对它进行二次求导然后看符号,这个式子的二阶导数,就是一阶导数再对q1进行求导
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