If you write on the blackboard, rub it off at the end of the lesson.(如果你在黑板上写字,下课时要擦掉。)
It was found that when a white-tailed buck makes a rub, it moves both antlers and forehead glands along the small tree in a vertical direction.(人们发现当白尾鹿摩擦时,它的鹿角和前额腺会沿着小树垂直移动。)
Rub that and see how thick and warm it is.(揉一揉,看看它有多厚,多暖和。)
When the rats detect the scent, they stop and rub their legs to indicate a sample of infected.(当老鼠发觉气味时,它们会停下来,并摩擦它们的腿,以表示被感染的样本。)
Just rub the cut side of half a lemon all over them and buff with a soft cloth.(只需用半个柠檬的切面擦拭它们全部,然后用软布擦亮即可。)
First, the chemicals deposited on the rub provide information on the individual identity of an animal; no two mammals produce the same scent.(首先,擦痕上的化学物质提供了动物的个体特征信息;没有两种哺乳动物会产生相同的气味。)
A conspicuous sign indicating the presence of white-tailed deer in a woodlot is a buck rub.(白尾鹿出没于一片林地的明显标志是“擦鹿”。)
I know I was stupid; you don't have to rub it in.(我知道我当时很愚蠢;你不必老提这件事。)
Second, because only male deer rub, the buck rub and its associated chemicals indicate the sex of the deer producing the rub.(第二,因为只有雄鹿会做出摩擦动作,摩擦动作和与之相关的化学物质表明了制造擦痕的鹿的性别。)
One customer, sniffing a shallot, announced that if you rub a garlic on your feet, you can taste it in your mouth.(一位顾客一边嗅着大葱一边说,如果你把大蒜在你脚上擦一擦,你就可以在你的嘴里品尝它了。)