🗣️ 情景例句
about five years ago.
大约五年前。
To facilitate carrying, rope or metal handles are indispensable and should be fixed to the boxes.
为便于搬运，绳子或铁把手不可缺少，并将其固定在箱子上。
His great flight lasted thirty-seven minutes.
他这次伟大的飞行持续37分钟。