apple picking 中的picking 是形容词还是名词
skin picking是什么意思
picking up leaves是什么意思
bin-picking是什么意思
they are picking apples
英语翻译我定了一件东西,多少说picking in proregss?是货已经定好了?还是正在定?
picking apples,是什么意思?pick是捡起的意思吗?
Look,the people __(pick)apple为什么用are picking?
What is the boy picking
picking up leaves怎么读
What's the girl picking
toy ball中的tall是名词还是形容词
in red中的red是形容词,还是名词?