toboggan 中文意思是什麼
toboggan
解釋
n. 名詞 平底雪橇；突然下降[跌價]。vi. 不及物動詞 坐平底雪橇滑下山坡；（股票等）突然跌價，猛跌。
-er, -ist 坐平底雪橇的人。
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I enjoy winter the most because i can toboggan
我最喜愛冬季，因為我可以滑雪橇。 -
Safety code for summer toboggan run
滑道安全規范 -
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，之後為對數生長期，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。
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