环外的双键的张力效应导致相反的结果。
With exocylic double bonds the effect of strain is in the opposite direction .
他开枪射中了靶子的最外一环。
把扣索向下从外到内穿过外侧的颊环。
Pass the snap down through the off cheek ting from outside to inside.
如果使用方法一的话，把扣索从外到内穿过内侧的颊环。
In method one, pass the snap up through the near cheek ring from outside to inside.
如果使用方法一的话，把扣索从外到内穿过内侧的颊环。
In method one, pass the snap up through the near cheek ring from outside to inside.
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