train sth at/on sb/sth

ˈtrain sth at/on sb/sthto aim a gun, camera, light, etc. at sb/sth把（枪口、照相机、灯光等）瞄准，对准

• cockeyes
• thioacetamide
• Hexactinosa
• activities of daily living
• shedders
• hawk's-beard
• menadione
• be in on
• tic douloureux
• gout
• themiss
• go off at half-cock
• with even hand
• day-trader
• sheldrake
• 3,6-dichloro-o-anisic acid
• elastic cartilage
• physical mediumship
• world to come
• win the day
• Falia, Mamuel de
• calenderers
• antebrachium
• glassifies
• divinings
• reformat
• room in a house
• Portlander
• conceptual dependency
• contrary to nature
• imparities
• absonant
• tread the boards
• scrutable
• feedback device
• fream
• not worth a bean
• vest-pocket
• pentagonoid
• bioethicss
• blacker-than-black region
• decimate
• oust
• nystatins
• aberrationist
• have one’s feet under sb’s mahogany
• elliptic point
• as mad as a hornet
• curdles
• reflection loss
• ylium ion
• overweight
• stier
• chersophyte
• fatigue of metals
• T method
• electromotions
• participled
• long leg
• Acanthometrida
• triumphings
• extraparliamentary
• bisulfides
• sept
• get the advantage over
• non-Newtonian fluid
• percussion fuse
• Panglossian
• anagrammatically
• Pembroke Welsh corgi
• norethindrones
• q.n.s.
• endocytotic
• skew surface
• conflict management
• co-operator
• do sth till you are blue in the face
• Pantophthalmidae
• heroicize
• prevalences
• clumpish
• field of play
• catastrophic error
• boy's play
• screw cap
• security analyst
• entering angle
• equiphase wave surface
• reactionary
• die at
• stay someone's hunger
• spectacle frames
• admirableness
• stick out
• agglutinogens
• off the press
• resolutioner
• have a hate on someone
• pleats
• skilless