"to"的搜索结果

laboratorian using a centrifuge to separate blood in order to prepare plasma

标签: laboratorian,using,a,centrifug 浏览: 17

local health official named nurahmed pointing to a house number in a gujarat india village

标签: local,health,official,named,nu 浏览: 18

this map illustrates the tentative area to be sprayed with malathion

标签: this,map,illustrates,the,tenta 浏览: 15

afghanistan women stand in line to vote

标签: afghanistan,women,stand,in,lin 浏览: 18

children preparing to learn to read at rejaf primary school in juba southern sudan

标签: children,preparing,to,learn,to 浏览: 18

at town hall meetings kazakhstanis learn to develop and implement local projects

标签: at,town,hall,meetings,kazakhst 浏览: 15

vaccinator was in the process of vaccinating to a girl who at the time was living with her family

标签: vaccinator,was,in,the,process, 浏览: 14

vaccinator was in the process of administering a vaccine to a woman

标签: vaccinator,was,in,the,process, 浏览: 14

vaccinator was in the process of administering a vaccination to the right upper arm of a small child

标签: vaccinator,was,in,the,process, 浏览: 20

vaccinating to a girl who at the time was living with her family in a bastee

标签: vaccinating,to,a,girl,who,at,t 浏览: 11

using a handheld megaphone in order to notify villagers of the reward

标签: using,a,handheld,megaphone,in, 浏览: 15

traveling by river boat to his next destination

标签: traveling,by,river,boat,to,his 浏览: 20

team volunteers as they marched from house to house in search of any smallpox cases

标签: team,volunteers,as,they,marche 浏览: 19

team volunteer was using a makeshift megaphone in order to notify a village crowd

标签: team,volunteer,was,using,a,mak 浏览: 18

team volunteer was photographed using a megaphone in order to announce

标签: team,volunteer,was,photographe 浏览: 18