diff --git a/frontend/src/lib/terms.ts b/frontend/src/lib/terms.ts
index da104668..6e4a5e4d 100644
--- a/frontend/src/lib/terms.ts
+++ b/frontend/src/lib/terms.ts
@@ -2988,8 +2988,9 @@ export const PROFILE_TEXT = {
   rowsCount: (n: number) => `${formatNumber(n)} 行`,
   rowsAtLeast: (n: number) => `超过 ${formatNumber(n - 1)} 行`,
   rowsUnknown: '没能得到行数',
-  rowsHint: { stats: '数据库统计信息中的估算值', count: '计数到整表统计行数上限为止' } as Record<string, string>,
-  rowsSource: { stats: '来自数据库统计信息', count: '数到整表统计行数上限为止' } as Record<string, string>,
+  // count 是逐行数完了（没超过整表统计行数上限，是准数）；capped 是数到上限还没数完，只知道至少多少行
+  rowsHint: { stats: '数据库统计信息中的估算值', count: '逐行数出来的准数，没超过整表统计行数上限', capped: '计数到整表统计行数上限为止' } as Record<string, string>,
+  rowsSource: { stats: '来自数据库统计信息', count: '逐行数出来的', capped: '数到整表统计行数上限为止' } as Record<string, string>,
   openTable: '打开',
   openTableLabel: (name: string) => `打开「${name}」`,
   findingRelations: '关联关系',
diff --git a/frontend/src/pages/catalog/profile.ts b/frontend/src/pages/catalog/profile.ts
index 2168fb5d..a6d41fb2 100644
--- a/frontend/src/pages/catalog/profile.ts
+++ b/frontend/src/pages/catalog/profile.ts
@@ -219,7 +219,7 @@ export function agoText(v: string | null | undefined, now = Date.now()): string
   return days <= 30 ? `${days} 天前` : formatTime(d)
 }
 
-/** 行数估算写成人话，带来源（统计信息 / 数到上限）；没有估算为 null */
+/** 行数估算写成人话，带来源（统计信息 / 逐行数出来的 / 数到上限）；没有估算为 null */
 export function sizeText(size: CatalogProfileSize | null | undefined): { text: string; hint?: string; source?: string } | null {
   if (!size) return null
   if (size.rows != null) {
@@ -227,7 +227,7 @@ export function sizeText(size: CatalogProfileSize | null | undefined): { text: s
       hint: PROFILE_TEXT.rowsHint[size.method], source: PROFILE_TEXT.rowsSource[size.method] }
   }
   if (size.at_least != null) {
-    return { text: PROFILE_TEXT.rowsAtLeast(size.at_least), hint: PROFILE_TEXT.rowsHint.count, source: PROFILE_TEXT.rowsSource.count }
+    return { text: PROFILE_TEXT.rowsAtLeast(size.at_least), hint: PROFILE_TEXT.rowsHint.capped, source: PROFILE_TEXT.rowsSource.capped }
   }
   return { text: PROFILE_TEXT.rowsUnknown }
 }