分别用 pull down ,be worn out 造句pull down是拆毁的意思

分别用 pull down ,be worn out 造句pull down是拆毁的意思 pull down 用 pull down ,take care ,led to ,decided to分别造两个句子我急! that house is old.it should be _____(pull down) the apartment block is old and dangerous .It should be pulled down.为什么用pulled 而不是 pull Nickel pull-down assay 用英语单词support,recycle,pull down造句最好有汉意 the old school____(pull)down pull down,pull 在机械类英语中的含义 以下几个短语的区别pull down pull out pull into pull throughget on get over get off get down don't worry about it and done be sad 和 why do you pull yourself down?中文意思, 做了GST的pull down以后,SDS-PAGE上得到的bait和prey分别代表什么? take down和pull down不是都有拆卸的意思吗?用起来有什么差别呢? pull down for t support是什么意思 有谁能介绍下RNA pull down pull-down的原理与操作步骤 和pull down 意思相同的短语 pull you down to your failure.