查询词典 drop -out

letter drop：投信口

letter case 袖珍信件夹 | letter drop 投信口 | letter file 信夹

I drop the letter into the mailbox in front of the Post Office：我把信塞进邮局前面的邮筒里

599. Do you want to airmail it or not? 你想发航空... | 600. I drop the letter into the mailbox in front of the Post Office. 我把信塞进邮局前面的邮筒里. | 601. You look radiant tonight. 你今晚真是光彩照...

I drop the letter into the mailbox in front of the Post Office：我把信塞进邮局前面的邮箱里

2.Do u want ro airmail it or not?你要发航空信嘛? | 3.I drop the letter into the mailbox in front of the post office.我把信塞进邮局前面的邮箱里. | 4.Put high price:给予很高评价、重视

I drop the letter into the mailbox in front of the Post Office：我把信塞进邮局前面的邮筒里. 英语九百句 第五册

599. Do you want to airmail it or not? 你... | 600. I drop the letter into the mailbox in front of the Post Office. 我把信塞进邮局前面的邮筒里. 英语九百句 第五册 | 601. You look radiant tonight. 你今晚...

I drop the letter into the mailbox in front of the PO：我把信塞进邮局前面的邮筒里

599. Do you want to airmail it or not? 你想发航空信吗? | 600.I drop the letter into the mailbox in front of the PO. 我把信塞进邮局前面的邮筒里. | 601. You look radiant tonight. 你今晚真是光彩照人.

drop line：救命索

駕駛性向測驗 DRIVER'S ATTITUDE TEST | 救命索 DROP LINE | 藥物濫用 DRUG ABUSE

line drop：线路压降

线路常数 line constant | 线路压降 line drop | 线条供应;换行 line feed

line drop：電壓降落

線支承 Line bearing | 電壓降落 Line drop | 等管壓線 Line isopiestic

Drop sb line：写信

Keep in touch保持联系 | Drop sb line写信 | Once in a while有空

drop maths：放弃数学

P.E.--n.体育 | drop maths--放弃数学 | horse--n.马

Hilt's law：希尔特煤品级定律

"hillside quarry","山坡石矿" | "Hilt's law","希尔特煤品级定律" | "hindered settling","阻流沈降"

Shaanxi Sunland Automatic Control Co.,Ltd：陕西神洲自动控制有限公司

SHAANXI QINCHUAN MACHINERY DEVELOPMENT CO.,LTD 陕西秦川机械发展股份有限公司 | Shaanxi Sunland Automatic Control Co.,Ltd 陕西神洲自动控制有限公司 | Shan Dong Shuang Yi Group Co.,Ltd 山东双一集团有限公...