英语词汇“on the alert”的读音、翻译、释义、用法及例句-开邑网

词汇	on the alert
释义	on the alerton the alert1.■警戒着, 随时准备着, 密切注意着Drivers must be on the alert for traffic signals.驾驶员必须密切注意交通信号。
随便看	staircase reaction staircase rule staircase structure staircase tower staircase voltage generator staircase waveform staircase with several flights stair clip stair half stair hall stairhead stair headroom stair landing stair lift stair nosing stair rail stair railing stair rise stair riser stair rod stair-rod stair run stairs stair soffit stair step

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