at a birth和at birth的区别给

at a birth和at birth的区别给 at birth是什么意思? separated at birth 为什么不用at birth?He is noble by birth. A baby panda ____（重）100 grams at birth. 没改过名字,surname和surname at birth是不是一样的? birth man's nature at birth is good Name(s) at birth (previous surname(s)) spouse family name at birth是什么意思 be born的born是什么词性 at birth的birth是什么词性 V.与vt.分别是什么词性 用at birth翻译我出生时有三公斤重我的翻译：①I was 1 kilogram when I was at birth.②I was 1 kilogram when I at birth.③I was 1 kilogram at birth.那个对?请解释一下.at birth前要加be动词吗？ A baby panda weighs about 100grams at birth(对划线部分提问)划线部分为about 100 grams( )( )( )a baby panda( )at birth? one of two children born at the same birth（a noun） the scientist's experiments gave birth to a new drug at last kilograms,many,is,panda,at,how,a,baby,birth?怎么连帮帮忙个位大哥大姐 My date ( ) birth is June 3rd A for B of C about D at The baby panda was very w______________ at birth.