get desiredSize() { return closed ? null : 1; },
"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.
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The Indian state of Kerala, known as “God’s own country” for its golden beaches and lush tea plantations, is to be given a new name.，这一点在搜狗输入法2026中也有详细论述