As the thud of mortar rounds shook the adjacent street and the rattle of machine guns came from nearby, the rebel fighters advanced under sniper fire from the surrounding rooftops.

迫击炮撼动了周边的街道，机枪在附近嗒嗒作响，反抗军冒着楼顶狙击手的火力向前行进。

youdao

Current researches on dry - mortar are focused on localizable technique, craftwork, and machine of production in our country.

目前我国干拌砂浆的研究主要集中在“本地化”生产技术和工艺、研制国产生产设备等。

youdao

Mat layer shall first be wet, put a layer of thick 2 ~ 3 cm of cement mortar, he slipped end-over-end machine and then in cement mortar before the first layer of concrete pouring agglomerate.

垫层应先加以潮湿，铺一层厚2～3cm的水泥砂浆，涵管机然后于水泥砂浆凝聚前浇注第一层混凝土。

youdao

Supervision Mission in Syria (UNSMIS), Sausan Ghosheh said U.N. observers reported heavy fighting in Rastan and Talbiseh, north of Homs, with artillery and mortar shelling and firing from helicopters, machine guns and smaller arms.

CNN: STORY HIGHLIGHTS

In conferring the medal, President Barack Obama described the conditions faced by Romesha and 52 other soldiers when they came under attack from mortar, rocket-propelled grenade, machine-gun and sniper fire on October 3, 2009, at Combat Outpost Keating in the mountains of eastern Afghanistan.

CNN: Medal of Honor recipient conflicted by joy, sadness

Of the 25 million small businesses in the United States, only a small percentage are in retail with a brick-and-mortar presence and therefore equipped with a cash register and credit-card machine.

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