The stability of the air. If the air is unstable, the air may flow over the top of the hill instead of round the side, meaning that it will come crashing down in an area of sink behind the hill.

稳定的空气，如果空气不稳定，气流会从山顶而不是侧面吹向山后并砸落地面，这时背风面存在强烈的下降乱流。

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Standard Electronic Stability Control (esc) includes Electronic Roll Mitigation, Hill-Start Assist, Trailer-Sway Control and available Hill-Descent Control.

标准电子稳定控制(esc)包括电子辊缓解，希尔起步辅助，拖车，可摆控制和希尔血统控制。

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