因为app有多语言，中文和其他语言长度不一致，可能导致英文会很长。

中文样式

 英文样式

 代码

 Row(
                mainAxisAlignment: MainAxisAlignment.end,
                crossAxisAlignment: CrossAxisAlignment.end,
                children: [
                  Visibility(
                    visible: controller.info.fee != null,
                    child: Expanded(
                      child: Wrap(
                        crossAxisAlignment: WrapCrossAlignment.center,
                        alignment: WrapAlignment.center,
                        children: [
                          Text(
                            "手续费：".tr,
                            style: TextStyle(
                              fontSize: 14.sp,
                              fontWeight: FontWeight.w500,
                              color: HexColor("#333333"),
                            ),
                          ),
                          Text(
                            "${controller.info.fee}",
                            style: TextStyle(
                              fontSize: 14.sp,
                              fontWeight: FontWeight.w500,
                              color: HexColor("#FF6519"),
                            ),
                          ),
                          Assets.icon.smallGoldIcon.image(width: 22.w),
                        ],
                      ),
                    ),
                  ),
                  if (controller.info.fee != null) SizedBox(width: 12.5.w),
                  Expanded(
                    child: Wrap(
                      crossAxisAlignment: WrapCrossAlignment.center,
                      alignment: WrapAlignment.center,
                      children: [
                        Text(
                          "预计金额".tr,
                          style: TextStyle(
                            fontSize: 14.sp,
                            fontWeight: FontWeight.w500,
                            color: HexColor("#333333"),
                          ),
                        ),
                        SizedBox(width: 12.w),
                        Text(
                          "${i.amount ?? 0}",
                          style: TextStyle(
                            fontSize: 20.sp,
                            fontFamily: Font.din,
                            fontWeight: FontWeight.bold,
                            color: HexColor("#FF6519"),
                          ),
                        ),
                        Assets.icon.smallGoldIcon.image(width: 22.w),
                      ],
                    ),
                  )
                ],
              ),