同一邮局所收发的信

drop letter───同一邮局所收发的信

drop litter───扔垃圾

draft letters───草拟信函

day letters───日信

dead letters───死信（无法投寄的信）；形同虚设的规定

dogs letters───狗的信

drop leaves───活动翻板

moon letters───月亮字母

block letters───大写字母文字；印刷体大写字母（blockletter的复数）

Lines 01 to 05 normalize the input to capital letters and drop all other characters.───行01到05对输入进行规范化，把输入变成大写字母，去掉其他字符。

Repeat this drop shadow under all the letters.───重复此下拉阴影下，所有的信件。

Offenders would at first receive letters. If piracy did not drop by 70%, internet-service providers would be required to roll out stronger measures.───盗版者首先会收到告诫信件，但是盗版率没有下降70%，网络服务提供者就要采取更为有利的措施以加以制止。

You can drop letters in through the hole in the door.