close
close up的意思？
up的意思？
close up ■(of a persons face) become blank and emotionless orhostile(人脸)板起 He didnt like her laughter and his face closed up angrily.他不喜欢她的笑声，因而生气地板起脸来。 ■close something up (或 close up):cause to cease or cease operation or being used使停止；使停歇；闲置 The solicitor advised me to close the house up for the timebeing.律师建议我暂时闲置房子。 ■(close up)(of an opening) grow smaller or becomeblocked by something（开口）变小；堵塞 She felt her throat close up.她感到喉咙堵住了。
The operation timed out什么意思？
The operation timed out_翻译 The operation timed out 操作超时; [例句]The operation timed out, possibly due to network problems. 可能由于网络问题，而使操作超时。
operation词根？
operation的词根opera
例句
1.
Operation of the device is extremely simple.
这个装置的操作非常简单。
2.
He took the machine apart to show every detail of its operation.
他把机器拆开，让大家看操作的每个细节。
3.
Its time to put our plan into operation.
现在应该执行我们的计划了。
check out是什么意思？
check out vt.意思:
离开(登记,检验,合格,计算总价并收钱,开支票付款,死) .
Check out最常用于酒店付款退房.如：
I am going to check out tomorrow.我明天退房.
“check it out” 在rap里面是“听着看”的意思，就是说我要开始讲了，你们认真听着.
相关短语:
express checkout line .快速结账口
checkout counter phr. 付款柜台；收银台；结账处
checkout line phr. 排队付款的队伍
checkout environment area .检查环境区，结帐区
checkout console .测试操纵台，检测板，检验台
checkout operation manual .检验操作手册
checkout gear .测试设备
checkout stand .检验台
checkout routine .校验程序，校验例行程序
checkout time .扫清时间，清除时间.
参考例句:
This object has been photographed at a magnification of 3, ie three times actual size.
此物体拍照时已放大了叁倍
Normally, the brain does not interpret tile phosphene patterns as identifiable objects.
正常情况下，脑不能把磷苯图像转化成可识别的物像
Derive Objects From.
导入物体依据
Heap or pile of objectsgroup of people.
成堆物品人群
checkout 是 名词 和 形容词，而 check out 是