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toboggan n.平底雪橇;突然下降[跌價]。vi.坐平底雪橇滑下山坡...

toboggan shoot

6 ) after passage , the qinchuan - scalper skin fibroblast cells were in lag phase in first two day , then entered log phase and persisted six days , they stayed at plateur phase for about three days ; the mitotic index were most high at the fifth day after culture and toboggan at the sixth day 從生長曲線可以看出,以低糖dmem培養第4代秦川牛皮膚成纖維細胞,接種后滯留期縮短,約一天左右,之后為對數生長期,持續六天左右,進入平頂期。分裂指數最高時期在培養開始后的第五天,第六天急劇下降。

Price has tobogganed 價格突然下降

Safety code for summer toboggan run 滑道安全規范

I enjoy winter the most because i can toboggan 我最喜愛冬季,因為我可以滑雪橇。