bobstay

Shows the lift blocks, tie blocks, bobstay blocks, and the spritsail sheet blocks.

显示了升降轮，系轮，斜桅轮，及斜轮。

Fore-Stay Block: Shows the fore-stay block, spritsail blocks, and the bobstay blocks.

前系留轮：显示了前系留轮，斜轮，及斜桅轮。