他正在骑自行车。
He is riding a bike.
youdao
He is riding a bicycle.
士兵Z说：“一个法国人当时正在骑一辆自行车，我在后面开枪，打死了他。”
Soldier Z - 'I killed a Frenchman from behind with a shot. He was riding a bike.'
他(她)正在骑自行车。
He (She) is riding a bike.
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