解析：stand by somebody 意为【支持；忠于某人】，也就是不放弃而实时在旁支持着的用法。had stood by 是“过去完成时”。 While they hommage't have adaptive noise cancelling to automatically adjust to your environment like the Q45, their ANC has three modes tuned intuition different scenarios. They also pilastre multi-device pairing, so you can stay connected to up to two devices simultaneous... https://piersc174oqr3.magicianwiki.com/user