"how"的搜索结果

child is shown how to look for insects in the grass

标签: child,is,shown,how,to,look,for 浏览: 10

biologist talk to students on the how to plant aquatic plants

标签: biologist,talk,to,students,on, 浏览: 14

biologist instruct children on how to use tools for planting

标签: biologist,instruct,children,on 浏览: 20

students learn about how animals breathe through their skin

标签: students,learn,about,how,anima 浏览: 16

biologist talk with students on how to plant

标签: biologist,talk,with,students,o 浏览: 12

biologist show students how to place plants in the wetland areas

标签: biologist,show,students,how,to 浏览: 18

young girl learns how to catch insects with a net

标签: young,girl,learns,how,to,catch 浏览: 15

older person shows how a watershed works to a group of school children

标签: older,person,shows,how,a,water 浏览: 12

man shows child how to capture insects with a net

标签: man,shows,child,how,to,capture 浏览: 17

man show girls how to catch insects with insect mesh

标签: man,show,girls,how,to,catch,in 浏览: 20

students learn about birding and how to use binoculars from a employee

标签: students,learn,about,birding,a 浏览: 13

student being shown by teacher how to correctly hold bird being prepared for banding

标签: student,being,shown,by,teacher 浏览: 18

thin film giemsa stained micrograph reveals how fused platelets can resemble a plasmodium spp gametocyte

标签: thin,film,giemsa,stained,micro 浏览: 17

demonstration of how a smallpox vaccinee should remove a waterproof bandage after taking a shower

标签: demonstration,of,how,a,smallpo 浏览: 16

demonstrates how a smallpox vaccinee prepares a gauze bandage in order to cover her vaccination site

标签: demonstrates,how,a,smallpox,va 浏览: 21