Speaking at ceremonies in Pretoria marking World AIDS Day, Mr.Zuma announced a major expansion of testing and treatment for HIV/AIDS victims.

VOA: standard.2009.12.02

He was motionless, all but for one finger that moved up and down in front of his face as if he were marking time with it.

他一动也不动，除了一根手指在他的面前上下摆动,好像在用它标记时间。

耶鲁公开课 - 1945年后的美国小说课程节选

One of the other things that MHC1 does, in addition to marking yourselves as your own, is that it's capable of making combinations with all the different molecules that are present inside the cell and expressing them on the surface, and sort of showing them to the outside world.

HC1的另一项功能,除了给你标记一个独一无二的标签以外,MHC可以和细胞内所有不同的,分子结合 使其能够呈现在细胞表面,使其暴露于外界

耶鲁公开课 - 生物医学工程探索课程节选

Demonstrators then prepared symbolic flag-draped coffins marking the presence of the U.S.military in different foreign countries.

VOA: standard.2010.03.20

A poll marking hawkish Prime Minister Benjamin Netanyahu's first 100 days in office gives him positive marks despite a deepening dispute with the United States over Jewish settlements.

VOA: standard.2009.07.03

In speeches women trade union representatives in Thailand, marking international women's day activities, called for greater job security as the global economic downturn makes deep cuts into employment in export-oriented industries.

VOA: standard.2009.03.09

Restrepo,who has family ties to Colombia, also answered questions in Spanish from regional reporters, marking the first time in recent memory that a dual language press briefing was held at the White House.

VOA: standard.2009.04.13

The president meets Wednesday with Senate Democrats, as the budget committee there and in the House of Representatives begin "marking up" budget resolutions, which form the framework for appropriations and other important legislation.

VOA: standard.2009.03.24

The crowds of Christian pilgrims are especially large because for the first time in years, the Eastern Orthodox and Western Churches are marking Easter - the day Christians celebrate the resurrection of Jesus - at the same time.

VOA: standard.2010.04.01