单词：unblocked
a. 非块式；畅通无阻的
v clear or remove an obstruction from
v play the cards of (a suit) so that the last trick on which a hand can follow suit will be taken by a higher card in the hand of a partner who has the remaining cards of a combined holding
v make (assets) available
v play the cards of (a suit) so that the last trick on which a hand can follow suit will be taken by a higher card in the hand of a partner who has the remaining cards of a combined holding
v make (assets) available
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