benchmarks.md

@@ -16,8 +16,8 @@ Configurations:
 * `warmup_rounds=0` for all tests.
 * `iterations=1` for all tests.
 * `--min-rounds=5` for all tests (the default).
-* precision of `time.time` is `9.5367431640625e-07`.
-* `pytest-benchmark` will try to run the function to until it takes at least around `1e-05` (0.01ms).
+* for pytest-benchmar, the precision of `time.time` is `9.5367431640625e-07 s`, that is  $`10^{-6}`$ seconds.
+* `pytest-benchmark` will try to run the function to until it takes at least around $`10^{-5}$ seconds (0.01 ms).
 
 | **module**       | **name**                     | **mean time (ms)** | **rounds** | **function**             |
 | ---------------- | ---------------------------- | -----------------: | ---------: | ------------------------ |