adj.without problems or difficulties

同義詞：trouble-free

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Trouble-free
Trouble-free microbiologic serum and red cell folate assays.
Trouble-free flush valve
Pinning of the slipped upper femoral epiphysis--a trouble-free procedure?
Therapy: Targeted but not trouble-free: efalizumab and PML.
10 Tips for Trouble-Free Trailering
Trouble-Free Multicomponent Method for Combinatorial Synthesis of 2?Amino-4-phenyl-5?H?indeno[1,2?d]pyrimidine-5-one and Their S...
Technique for trouble-free removal of pars plana infusion cannulas